Welcome to WinGram

EcoPlant is created by Great River Plastic Manufacturer Co., Ltd which has been established for over more than 15 years in China. Great River is a wholly-owned subsidiary of WinGram Industrial Co., Ltd in Hong Kong. It has the professional R&D group to make the custom fitting products and service.

We are dedicated to producing the varieties of plastic granules to bioplastics. Due to our most decent technical and production experience to control the stability and high quality products, our products are the most economical in the market.


Exhibitions    welcome to:



            4 Nov- 6 Nov 2015                                         

         Hong Kong Optical Fair

           Booth NO. 1E-D40