Lanzhou Longruan Casein Co.,Ltd is a stock company,which was founded in 1995.It is an professional casein company which centered the research ,manufacture and trade . It owns the Dingxi Longruan Biology  Science& Co.,Ltd ,Sichuan Kangba Casein Factory ,The Professional Casein Lab,and the International Trade Company. The head quarter locates in Lanzhou, the capital city of Gansu Province.

The branch company locates in National Agriculture & Science Garden of  Dingxi City .The National Agriculture &Science Garden is an important manufacture base of casein.It possesses the modern factory rooms & advanced equipment & superior production process , the complete quality systems and the professional manufacturer team. We export the ‘Longruan Brand’ Casein about 4000 tons annually.It had the ISO9001:2000 Certificate & The HACCP Certificate. The production are applying not only to our inner market, but also to the European ,America ,Africa and some other countries in south-east part of Asia .And have a good reputation not only in our inner market but also in the other foreign countries. Especially, the Rennet Casein has a good quality and very well reputation .So our company become the No.1in the Casein field of China which exporting the production to the world.And the Rennet Casein make up with the 80% of the of the totally quantity of export.

The manegement center is ‘Innovation, Development, Quality, Service ’.

We would like to make a brighter future not only with our old friends,but also with our new friends.