Hefei Tengchao Chemical Materials Co., Ltd, is located in Hefei. The transportation is convenient. It is a new type enterprise which mainly manages chemical raw materials. Guiding with the principle as playing the regional advantages, keep to the times and practical development, the company keeps on improving. At present, it has been an enterprise with chemical materials€™ management. The equipments are advanced with strong quality control and products research ability. The company mainly manages N-methyl pyrrolidone (NMP), α-Pyrrolidone (2-P), γ-butyrolactone (GBL), polyvinylpyrrolidone (PVPK30), sorbitol and other chemicals.