Changzhou Litong Chemical Co., Ltd., is a collection research and development, customization, production,trade as one of the company, the company was founded in September 7, 2005, before the rich experience in import and export of chemical products. The company mainly do pharmaceutical raw materials, intermediates, chemical raw materials, custom processing, self and agent all kinds of goods and technology import and export business. The company has always been to "pay attention to contract, an...