Dear, do you have the operation of pentaerythritol, calcium formate, sodium formate trade? Jiangsu Ruiyang Chemical Co., Ltd. is a professional manufacturer engaged in research and development and production of polyols in china, the registered capital of 166770000 yuan, assets of 800000000 yuan; the company has a large number of twenty years of professional engaged in research and production of pentaerythritol in scientific research, production, quality inspection, management personnel; with an...