Our company, H&D Construction and Engineering (Tianjin) Co. Ltd., is a private company established in Singapore. Our major line of business is the design, manufacturing and marketing of "LIYUN" line of door and window seals. Among the key products, Automatic Door Bottom Seals Model "LY-A06", "LY-A08" and LY-A08-2 and LY-A08FS have been officially patented in China. Product quality has passed tests by the Quality Supervision Bureau of People"s Republic of China.
      Our products are widely used at Homes, Hotels, Commercial Building, Hospitals, Pharmaceutical Factories, Food Factories, Clean Room, Offices, Recording Studios, and Darkened Areas. They can achieve the purpose of Dust-Proofing, Wind-Proofing, Sound-Proofing, Vibration Reduction, Light Reduction, Smoke-Proofing, Fire Rating and Energy Saving.
      To continuously improve our product quality, we have registered the product industry standards, and earned ISO 9001-2000 Quality System validation. To meet market demand, the company, on the one hand, assures current product quality and production volume, while on the other hand, vigorously develops new products and expands our customer base. This approach allows the rapid but stable growth of the company and to achieve our business gold. Singaporean Design, China Manufacture, China and ISO Quantity System Validation and meet P R Chinese Products Price to achieve the P R Chinese and International Marketing Demand.