History

 1980~1989,Main products is rubber tread of shoe leather . 1989,Started start to develop Moulded Steel wire reinforced hoses . 1990 Succeed in exploring Steel wire reinforced hoses. 1991,got the patent for the Steel wire reinforced hoses ,solved the combination between rubber and steel .1991,Started to cooprerating with Dongfeng Truck,Group,mainly supply steel wire reinforced hoses .

1991~1996 Pass the A-level supplier certifiation of Dongfeng . 1996 Started to develop silicone hose . 1998 Succed in exploring the silicone hose .Started to cooperating withDCEC, mainly supply Cummins B&C Series Hose . 1999,Started to cooperating with King Long Bus China maily supply CAC series hose. 2003,Becomed the supplier of Perkin China ,maily supply Vehicle Using hoses. 2005,Established Hangzhou Haihua I&E Co,Ltd,Starting to exloreing overseas market . 2007,becomed the formal supplier of Ingersoll Rand and Doosan Group 2008,Established the Technique Development Center in Zhejiang University to investigate the ruuber&plastic productts used in vehicles.

2009,Over the past few years, after an in-depth market research, in the light of China's rapid development of ship repairing and manufacturing industry, we decide to develop rubber air bag for ship up to or down to launching way.we have started to 2011,established Hangzhou Chiheng Technology Co., Ltd. It is a high tech company which specializes in the laboratory analytical instrument and technology development and service in the medicine & chemical industry, food material, life science and other fields.2012,starting the new project of Basalt materials and applications, Exhaust & Thermal insulation products series