Changzhou Rongni Trade Co., Ltd. is a professional chemical supplier. Special in pharmaceutical materials, chemical extract and Pharmaceutical intermediates etc(like steroid,HGH and peptides) with 5 years's experience.We are the golden member of made-in-china.And we have rich experience in shipping.
We have one batch the high-tech talent who are the chemical industry manages, produces, develops, etc.base on high-sta...