Signwin, 17528 Rowland St, Rowland Heights, CA 91748, US

Colorwen International Corp, a subsidiary of Cheng Feng Group, was established in May of 1997. We serve several major markets including Plastics, Textiles, Paints and Coatings, Printing Inks, Inkjet Inks and Media. Cheng Feng Group, is one of the world's leaders in the organic pigments, color master batches, and pigment preparations. The company was established in 1971. Cheng Feng Group focus on the innovation of pigment colors. Our process combines unique production techniques and strict quality control to satisfy our customers' various needs. Offering most efficient and reliable customer service is our basic principle, and this has been approved and supported by many current customers. Our goal is to help our customers grow and provide them with the best products, to bring our customers & company a winwin situation. The primary objective of the department is the assurance of constant product quality. To achieve this goal, the company has invested in several computer based technologies such as colour matching equipment, flow meters, Q-U-V testing, gloss meters and grinding machine meters. This range equipment allows the objective and precise measurement of product characteristics. Quality control is carried out at four stages in the production processes from incoming raw material inspection to final product sampling. In this way quality is assured at all stages and preventive measures taken to prevent production or quality problems from arising. The department is also responsible for specific application product testing.