Question 1

Flat Plate Collector

Accepted Answer

High-efficiency selective coating technology. The standard choice for residential water heating systems.

Question 2

Engineering Collector

Accepted Answer

Engineered for large-scale centralized heating. Ideal for hotels, hospitals, and dormitories.

Question 3

Large Size Collector

Accepted Answer

Maximized surface area for industrial thermal applications.

Question 4

AFPC Air Collector

Accepted Answer

Direct air heating for agricultural drying and space ventilation.

Question 5

ATPC Hot Air

Accepted Answer

Specialized high-temp output for demanding industrial processes.

Question 6

Performance Optimization

Accepted Answer

In-depth evaluation and efficiency testing ensure peak system output.

Question 7

Expert Installation

Accepted Answer

Professional on-site setup and commissioning for faster project delivery.

Question 8

Free Maintenance

Accepted Answer

Scheduled inspections and preventive service to extend system lifespan.

Question 9

Technical Training

Accepted Answer

Hands-on training for operation and monitoring to ensure reliability.

Question 10

Tech Upgrades

Accepted Answer

Continuous innovations in selective coating and smart control systems.

Question 11

Centralized Solar Heating for Saga County Town

Accepted Answer

World's first high-altitude centralized solar heating project. Replaces coal, reducing consumption by 2,424 tons annually.

Question 12

Tianjin School TPV Pro+ System

Accepted Answer

Innovative heat pump coupled system providing heating while generating electricity for the campus.

Question 13

Central Asia Clean Campus

Accepted Answer

U-tube collectors designed for extreme low-temperature resistance in harsh climates.

Question 14

APEC Summit Hotel Hot Water

Accepted Answer

High-efficiency hot water system saving 150,000 kWh annually for national leaders' reception.

Question 15

Florida Resort Villa Project

Accepted Answer

200L/day flat-plate water heaters providing consistent hot water for luxury resort villas.

Question 16

System Protection

Accepted Answer

Strict quality control from collector manufacturing to system assembly, ensuring long-lasting and reliable performance.

Question 17

Efficient Logistics

Accepted Answer

Safe and reliable worldwide shipping, covering 30+ countries with professional packing for solar equipment.

Question 18

Customized System Design

Accepted Answer

Our engineers help you configure the most cost-effective solar thermal solution for residential, commercial, or industrial applications.

Question 19

Our Core Strengths

Solar Integration
          Advanced flat-plate collector technology maximizing energy efficiency

117+ Patents
          Cutting-edge innovation portfolio protecting proprietary technologies

Research Partners
          Strategic collaboration with leading institutions worldwide

.partner-glass {
      /* 限制整体高度，留出上下呼吸空间 */
      padding: 40px 20px;
      background: #f8fafc;
      display: flex;
      justify-content: center;
      font-family: 'Inter', system-ui, sans-serif;
    }
    /* --- 主容器：全景玻璃舱 --- */
    .glass-container {
      width: 100%;
      max-width: 1320px;
      height: 420px; /* 强制锁定高度，非常紧凑 */
      border-radius: 24px;
      position: relative;
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(59, 130, 246, 0.15); /* 柔和的蓝色光晕 */
      display: flex;
      align-items: center;
      background: #fff; /* 兜底色 */
    }
    /* --- 背景层：沉浸式图片 --- */
    .glass-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 0;
    }
    .glass-bg img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      /* 图片稍微放大一点，为了做视差或移动效果 */
      transform: scale(1.05); 
      transition: transform 10s ease;
    }
    /* 悬停时背景缓慢移动，增加鲜活感 */
    .glass-container:hover .glass-bg img {
      transform: scale(1.1);
    }
    /* 背景遮罩：左白右透，保证文字绝对清晰 */
    .glass-bg::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, 
        rgba(255,255,255,0.98) 0%, 
        rgba(255,255,255,0.95) 40%, 
        rgba(255,255,255,0.4) 70%,
        rgba(255,255,255,0) 100%);
    }
    /* --- 内容层：左侧文字 --- */
    .glass-content {
      position: relative;
      z-index: 2;
      width: 55%; /* 占据左侧一半多一点 */
      padding: 0 60px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      height: 100%;
    }
    /* 装饰性小标题 */
    .glass-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #3b82f6; /* 品牌蓝 */
      font-weight: 700;
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 16px;
      background: rgba(59, 130, 246, 0.1);
      padding: 6px 12px;
      border-radius: 20px;
      align-self: flex-start;
    }
    .glass-tag::before {
      content: '';
      width: 6px;
      height: 6px;
      background: #3b82f6;
      border-radius: 50%;
      box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
    }
    .glass-content h2 {
      font-size: 36px;
      font-weight: 800;
      color: #0f172a;
      margin: 0 0 12px 0;
      line-height: 1.1;
      letter-spacing: -1px;
    }
    .glass-content p {
      font-size: 16px;
      color: #64748b;
      line-height: 1.6;
      margin-bottom: 30px;
      max-width: 500px;
    }
    /* --- 优势勋章栏 (Pills) --- */
    .glass-benefits {
      display: flex;
      gap: 12px;
      margin-bottom: 35px;
      flex-wrap: wrap;
    }
    .benefit-pill {
      display: flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border: 1px solid #e2e8f0;
      padding: 8px 16px;
      border-radius: 50px;
      font-size: 13px;
      font-weight: 600;
      color: #475569;
      box-shadow: 0 2px 6px rgba(0,0,0,0.03);
      transition: all 0.3s ease;
    }
    .benefit-pill svg {
      width: 16px;
      height: 16px;
      color: #3b82f6;
    }
    .benefit-pill:hover {
      border-color: #3b82f6;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
      color: #3b82f6;
    }
    /* --- 按钮组 --- */
    .glass-actions {
      display: flex;
      gap: 16px;
      align-items: center;
    }
    .btn-primary {
      background: #0f172a;
      color: #fff;
      padding: 14px 32px;
      border-radius: 50px;
      font-weight: 600;
      text-decoration: none;
      transition: all 0.3s ease;
      box-shadow: 0 10px 20px rgba(15, 23, 42, 0.2);
    }
    .btn-primary:hover {
      background: #3b82f6;
      transform: translateY(-2px);
      box-shadow: 0 15px 30px rgba(59, 130, 246, 0.3);
    }
    .btn-link {
      color: #64748b;
      text-decoration: none;
      font-weight: 600;
      font-size: 15px;
      display: flex;
      align-items: center;
      gap: 6px;
      transition: color 0.3s;
    }
    .btn-link:hover {
      color: #0f172a;
    }
    /* --- 右侧：悬浮的磨砂数据卡 (Glass Card) --- */
    /* 这是一个神来之笔，它悬浮在背景图之上，展示全球数据 */
    .glass-stat-card {
      position: absolute;
      right: 60px;
      bottom: 60px; /* 放在右下角 */
      z-index: 3;
      background: rgba(255, 255, 255, 0.7); /* 半透明白 */
      backdrop-filter: blur(12px); /* 磨砂效果 */
      -webkit-backdrop-filter: blur(12px);
      padding: 24px;
      border-radius: 20px;
      border: 1px solid rgba(255, 255, 255, 0.8);
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
      width: 260px;
      animation: floatCard 6s ease-in-out infinite;
    }
    @keyframes floatCard {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-10px); }
    }
    .stat-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
      padding-bottom: 16px;
      border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    .stat-row:last-child { margin-bottom: 0; padding-bottom: 0; border: none; }
    .stat-val { font-size: 24px; font-weight: 800; color: #0f172a; }
    .stat-label { font-size: 12px; color: #64748b; text-transform: uppercase; letter-spacing: 0.5px; }
    /* --- 响应式 --- */
    @media (max-width: 1024px) {
      .glass-container { height: auto; flex-direction: column; padding-bottom: 0; }
      .glass-bg { position: relative; height: 250px; order: 1; }
      .glass-bg::after { background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%); } /* 手机端渐变改为从上到下 */
      .glass-content { width: 100%; padding: 40px 30px; order: 2; }
      .glass-stat-card { position: relative; right: auto; bottom: auto; margin: -50px auto 30px; width: 90%; order: 1; } /* 手机端卡片插在图文中间 */
    }

Global Network
      Partner with Soletks
      Join our worldwide distribution network. Get factory-direct pricing, OEM branding support, and exclusive territory protection.

Factory Direct
          
          OEM Branding
          
          5-Year Warranty
      
        Apply Now
        
          View Products

30+
          Countries
        
          20d
          Fast Delivery

.certifications-section {
      width: 100%;
      background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      padding: 80px 0;
      position: relative;
      overflow: hidden;
    }
    .certifications-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, #e2e8f0 50%, transparent);
    }
    .certifications-container {
      max-width: 1400px;
      margin: 0 auto;
      padding: 0 40px;
    }
    /* Section Header */
    .certifications-header {
      text-align: center;
      margin-bottom: 60px;
    }
    .certifications-label {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 2px;
      color: #3b82f6;
      margin-bottom: 15px;
      padding: 8px 20px;
      background: rgba(59, 130, 246, 0.1);
      border-radius: 25px;
      border: 1px solid rgba(59, 130, 246, 0.2);
    }
    .certifications-title {
      font-size: 44px;
      font-weight: 800;
      color: #1e293b;
      margin: 0 0 20px 0;
      line-height: 1.2;
    }
    .certifications-title .highlight {
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .certifications-description {
      font-size: 17px;
      line-height: 1.7;
      color: #64748b;
      max-width: 900px;
      margin: 0 auto;
    }
    /* Tabs Navigation */
    .cert-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 50px;
      flex-wrap: wrap;
    }
    .cert-tab {
      padding: 12px 28px;
      font-size: 15px;
      font-weight: 600;
      color: #64748b;
      background: white;
      border: 2px solid #e2e8f0;
      border-radius: 50px;
      cursor: pointer;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .cert-tab::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
      transition: left 0.5s ease;
    }
    .cert-tab:hover {
      border-color: #3b82f6;
      color: #3b82f6;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    }
    .cert-tab:hover::before {
      left: 100%;
    }
    .cert-tab.active {
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      color: white;
      border-color: #3b82f6;
      box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
    }
    /* Tab Content */
    .cert-tab-content {
      display: none;
      animation: fadeIn 0.5s ease;
    }
    .cert-tab-content.active {
      display: block;
    }
    @keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(20px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    /* Certificates Grid - 6 columns, 2 rows */
    .certificates-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 20px;
      margin-bottom: 40px;
    }
    .certificate-card {
      background: white;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
      transition: all 0.4s ease;
      cursor: pointer;
      position: relative;
    }
    .certificate-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #3b82f6, #2563eb);
      transform: scaleX(0);
      transition: transform 0.4s ease;
    }
    .certificate-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
    }
    .certificate-card:hover::before {
      transform: scaleX(1);
    }
    .certificate-image {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #f1f5f9;
      position: relative;
    }
    .certificate-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 12px;
      transition: transform 0.5s ease;
    }
    .certificate-card:hover .certificate-image img {
      transform: scale(1.08);
    }
    .certificate-badge {
      position: absolute;
      top: 8px;
      right: 8px;
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      color: white;
      padding: 4px 10px;
      border-radius: 15px;
      font-size: 9px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
    }
    .certificate-info {
      padding: 15px 12px;
    }
    .certificate-name {
      font-size: 13px;
      font-weight: 700;
      color: #1e293b;
      margin: 0 0 5px 0;
      line-height: 1.3;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      min-height: 34px;
    }
    .certificate-type {
      font-size: 11px;
      color: #64748b;
      margin: 0;
    }
    /* Lightbox Modal */
    .lightbox-modal {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.95);
      z-index: 10000;
      justify-content: center;
      align-items: center;
      padding: 40px;
      animation: lightboxFadeIn 0.3s ease;
    }
    .lightbox-modal.active {
      display: flex;
    }
    @keyframes lightboxFadeIn {
      from {
        opacity: 0;
      }
      to {
        opacity: 1;
      }
    }
    .lightbox-content {
      position: relative;
      max-width: 95%;
      max-height: 95%;
      display: flex;
      justify-content: center;
      align-items: center;
      animation: zoomIn 0.4s ease;
    }
    @keyframes zoomIn {
      from {
        transform: scale(0.8);
        opacity: 0;
      }
      to {
        transform: scale(1);
        opacity: 1;
      }
    }
    .lightbox-content img {
      max-width: 100%;
      max-height: 90vh;
      width: auto;
      height: auto;
      object-fit: contain;
      border-radius: 8px;
      box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    }
    .lightbox-close {
      position: fixed;
      top: 30px;
      right: 30px;
      width: 50px;
      height: 50px;
      background: rgba(255, 255, 255, 0.95);
      border: none;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
      z-index: 10001;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
    .lightbox-close:hover {
      background: white;
      transform: rotate(90deg) scale(1.1);
    }
    .lightbox-close svg {
      width: 24px;
      height: 24px;
      stroke: #1e293b;
      stroke-width: 2.5;
    }
    .lightbox-info {
      position: fixed;
      bottom: 30px;
      left: 50%;
      transform: translateX(-50%);
      background: rgba(255, 255, 255, 0.95);
      padding: 12px 24px;
      border-radius: 30px;
      font-size: 14px;
      color: #1e293b;
      font-weight: 600;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
      backdrop-filter: blur(10px);
    }
    /* Responsive Design */
    @media (max-width: 1400px) {
      .certificates-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 18px;
      }
    }
    @media (max-width: 1200px) {
      .certificates-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
      }
      .certificate-image {
        height: 180px;
      }
    }
    @media (max-width: 992px) {
      .certificates-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
      }
      .certificate-image {
        height: 200px;
      }
    }
    @media (max-width: 768px) {
      .certifications-section {
        padding: 60px 0;
      }
      .certifications-container {
        padding: 0 20px;
      }
      .certifications-title {
        font-size: 36px;
      }
      .certifications-description {
        font-size: 16px;
      }
      .cert-tabs {
        gap: 8px;
      }
      .cert-tab {
        padding: 10px 20px;
        font-size: 14px;
      }
      .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
      }
      .certificate-image {
        height: 180px;
      }
      .lightbox-modal {
        padding: 20px;
      }
      .lightbox-close {
        top: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
      }
      .lightbox-info {
        bottom: 20px;
        font-size: 13px;
        padding: 10px 20px;
      }
    }
    @media (max-width: 576px) {
      .certificates-grid {
        grid-template-columns: 1fr;
        gap: 16px;
      }
      .certificate-image {
        height: 240px;
      }
      .certifications-title {
        font-size: 28px;
      }
      .lightbox-content img {
        max-height: 80vh;
      }
    }

International Standards
      
        Global Certifications & Quality Assurance

SOLETK Solar products are certified to meet international quality and safety standards, including Solar Keymark, CE, and ISO. Below are the individual certificates for each product, demonstrating SOLETK Solar's commitment to reliability, performance, and compliance.

All Certificates
      ISO Certifications
      Solar Keymark
      Product Certificates

Test Report
            Test Report Certificate

Accepted Answer

Quality Assurance Report

Question 20

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 21

ISO 9001 Quality Management

Accepted Answer

International Organization for Standardization

Question 22

ISO 14001 Environmental Management

Accepted Answer

International Organization for Standardization

Question 23

ISO 45001 Occupational Health & Safety

Accepted Answer

International Organization for Standardization

Question 24

Air Solar Collector

Accepted Answer

Product Certification

Question 25

Flat Plate Solar Collector

Accepted Answer

Product Certification

Question 26

PVT Solar System

Accepted Answer

Product Certification

Question 27

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 28

Solar Water Heater

Accepted Answer

Product Certification

Question 29

Vacuum Tube Solar Collector

Accepted Answer

Product Certification

Question 30

ISO 9001 Quality Management

Accepted Answer

International Organization for Standardization

Question 31

ISO 14001 Environmental Management

Accepted Answer

International Organization for Standardization

Question 32

ISO 45001 Occupational Health & Safety

Accepted Answer

International Organization for Standardization

Question 33

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 34

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 35

Air Solar Collector

Accepted Answer

Product Certification

Question 36

Flat Plate Solar Collector

Accepted Answer

Product Certification

Question 37

PVT Solar System

Accepted Answer

Product Certification

Question 38

Solar Water Heater

Accepted Answer

Product Certification

Question 39

Vacuum Tube Solar Collector

Accepted Answer

Product Certification

Premium Solar Thermal Manufacturing Base

Solar Thermal Series

Collettore a Piastra Piana

Engineering Collector

Large Size Collector

AFPC Air Collector

ATPC Hot Air

Tailored Solar Solutions

Performance Optimization

Expert Installation

Free Maintenance

Technical Training

Tech Upgrades

Global Success Stories

Centralized Solar Heating for Saga County Town

Tianjin School TPV Pro+ System

Central Asia Clean Campus

APEC Summit Hotel Hot Water

Florida Resort Villa Project

Solar Thermal System Solutions

System Protection

Efficient Logistics

Customized System Design

Chi Siamo

Le nostre principali competenze

Integrazione solare

117+ Brevetti

Partner di ricerca

Partner with Soletks

Certificazioni Globali & Assicurazione della qualità

Certificato di Rapporto di Test

Certificazione Solar Keymark

ISO 9001 Gestione della Qualità

ISO 14001 Gestione Ambientale

ISO 45001 Salute e Sicurezza sul Lavoro

Collettore Solare Aerea

Collettore Solare a Piastra Piana

Sistema Solare PVT

Certificazione Solar Keymark

Scaldabagno solare

Collettore Solare a Tubo a Vuoto

ISO 9001 Gestione della Qualità

ISO 14001 Gestione Ambientale

ISO 45001 Salute e Sicurezza sul Lavoro

Certificazione Solar Keymark

Certificazione Solar Keymark

Collettore Solare Aerea

Collettore Solare a Piastra Piana

Sistema Solare PVT

Scaldabagno solare

Collettore Solare a Tubo a Vuoto

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Premium Solar Thermal
Manufacturing Base