Suzhou Goldengreen Technologies Ltd. (SGT) is a hi-tech professional manufacturing company, focusing on Orgainic Photo-Conductor (OPC) drum products. It is located at Suzhou New Hi-Tech District, near to Shanghai, China. Supported by government science and technology funds and hi-tech venture capital, SGT has self-designed and set up several high-volume mass production lines in recent years. Currently SGT has become the largest local OPC manufacturer in mainland of CHina. Now SGT OPC products have been welcoming by China domesitc customers and international markets. SGT promises to provide the best products and service to all precious customers all around the world.