Situated on the lake side of the beautiful west lake ,hangzhou ,zhejiang ,china and established in 1949 . Hangzhou HSDP Group co., Ltd is one of the medium sized enterprises in the silk trade of china and also the export -oriented silk production base appointed by the state . It is the enterprise approved by the National Environmental Protection Agent to confer green environmental product label . The company has passed through the certification of quality system of ISO 9000-2000.For nearly 50 years , the company products unique styles of dyed and printed silk products garments and tourist handicraft articles by combining traditional technology with modern dyeing and printing technique and the products are well sold in more than 60 countries .The annual export amount is over ten million us dollars and has gained gold dragonprize of Hangzhou municipal government .HSDP products is the famous trademark in the zhejiang province and silk trade of china.Now there are more than 2000 staffs and 200 brainpower in the company who undertake national important research project development task always .For the nearly decade , they have got 8 national awards of major science technology ,science technology progress new products and prize of science technology progress and excellent Four-New Products,7 new and applied patents ,additionally in the year of 2000 and 2001.It has declared 2 patents one invent patent ,fog dyed method for crepe silk ,one new and applied patent ,a kind of mat used as protection of poison and antibacterial succedaneum and the science and technology center was awarded as provincial enterprise science and technology center