Hunan Haosen Adhesive Co., Ltd. Founded in February 2010, Hunan Haosen Adhesive Co., Ltd. is located at Hunan Haosen Office & Research Building, Shiba Village, Eastern Entrepreneurship Park, Henglongqiao Town, Heshan District, Yiyang City, Hunan Province. As a wholly-owned limited liability company, it has a registered capital of RMB 40 million, covering a land area of 62.1 mu. The company employs around 86 full-time staff, among whom more than 20 hold intermediate or senior professional technical titles.

The company specializes in the production and sales of 502 resin, AB adhesives, abrasives, plastic packaging materials and aluminum tube packaging materials, as well as the manufacture and sale of aluminum products. Its flagship product is adhesives. It is a privately-owned technology enterprise with an outstanding global reputation.

Equipped with top-tier automated and semi-automated high-tech production facilities and backed by leading domestic technical cooperation institutions, the company takes a leading position in the industry in terms of production scale, manufacturing technology and product technical content. A number of its new processes, equipment and products have filled domestic market gaps. In recent years, it has been awarded many honors, including National High-tech Enterprise, Hunan Provincial Enterprise Technology Center, National Intellectual Property Advantage Enterprise, Hunan Expert Workstation, Hunan Provincial Specialized, Refined, Differential & Innovative SME, Hunan New Material Enterprise, Yiyang Municipal Enterprise Technology Center, Yiyang Green Factory, Yiyang Innovation & Entrepreneurship Pioneer, and Level 3 Work Safety Standardization Enterprise (Non-ferrous Metal). The company has obtained ISO 9001 Quality Management System Certification and EU REACH Registration. It holds over 60 authorized patents, 6 overseas trademarks and 70 domestic trademarks, with an AAA bank credit rating.

In the past two years, relying on its R&D team, the company has focused on developing new products and technologies. More than 10 new technologies within its three core processes — polycondensation, dehydration and cracking — are at the forefront of the industry. It has developed more than 40 new adhesive products across over 10 multi-functional adhesive series. Products popular in the Southeast Asian market include Wood Series (H), Thickening Series (V), Metal Series (W), Magnetic Material Series (C), Rubber Band Series (X), Shoe Series (P), Beauty Series (N) and Special Industrial Series (S). Its well-known brands include Yunhai Super Bond, Ri Yue Xing, Ren Wo Nian and NO.1. These products are widely used in furniture, electronics, toys, hardware, machinery, metal, ceramics, inkjet printing, plastics, aviation and many other sectors.

The company’s products are exported to more than 50 countries and regions across Southeast Asia, Africa, America and Europe. It has set up branch factories in India, Vietnam and Indonesia. The company holds a 60% market share in its domestic adhesive niche market. Its “Yunhai” adhesive trademark is recognized as a Famous Trademark of Hunan Province. The development and application of the multi-functional reactor and ethyl α-cyanoacrylate have been listed as key provincial and municipal development projects. Their production technologies have filled domestic gaps and obtained national invention patents. In 2023, the company acquired two invention patents for medical adhesives and established cooperation with pharmaceutical manufacturers in Hangzhou and other regions. With the expansion of the domestic medical adhesive market, the pharmaceutical industry represents the biggest growth potential for the company. In August 2023, the R&D of PUR hot melt adhesive was completed. Four invention patents for this product are currently under substantive examination. PUR features adjustable bonding performance and toughness (elasticity), along with excellent bonding strength, temperature resistance, chemical resistance and aging resistance. It has become an important product category in the adhesive industry. Besides wide applications in packaging, wood processing, automotive, textile, mechanical & electrical, aerospace and other national economic fields, it can bond porous materials such as leather, fabric, paper and ceramics, as well as smooth-surface materials including plastic, metal, glass and rubber. It delivers bonding performance different from 502 adhesives, and its launch has further enriched Haosen’s product portfolio.

In 2025, the company achieved an operating income of RMB 236.3695 million, total assets of RMB 354.0485 million and tax contribution of RMB 14.84 million, with export sales of USD 14.92 million. For 2026, it projects operating income exceeding RMB 250 million, tax contribution over RMB 16 million and export sales surpassing USD 16 million.