Tianjin Jingdong Hongli Resource Co., Ltd. is one of the biggest chmecial material manufacturers in tianjin. The company is founded in 1995 with almost 150 workers. The company's main product are fertilizers pesticides and agrochemicals. The most salabale product of our company in the world market is Magnesium Sulphate HEPTA(MgSO4. 7H2O). With the net income about 5, 000, 000 yuan per year the company is becoming stronger year by year.