Profile: Chongqing Huapont Pharm. Co.,Ltd. is a pharmaceutical company deals with manufacturing and marketing of active pharmaceutical ingredients. We produce drug products of dermatology, anti-tuberculosis, oncology, dosages to the domestic and international market. We focus mainly in the research and development of retinoic acids series products. Our various forms of retinoic acids include tretinoin, isotretinoin, acitretin and tarzarotene. We provide process impurities using LC-MS or photodiode array (PDA) analyses. We serve pharmaceutical, veterinary, nutraceutical, cosmetic and specialty chemicals industries