Founded in 1984, Hangzhou Donglou Bio-nutrient Co., Ltd. (former Hangzhou Xiaoshan Louta Feed Additive Plant) specializes in the production of choline chloride. Donglou possesses advanced facilities, strong technical strength and complete testing instrument and various indexes of its products reach the standard of HG2941-1999.

Donglou has an annual capacity of 20,000 tons and its major products include crystal, aqua and50 % powder of choline chloride and allicin powder etc. These products have reliable quality featured with not mildewing and rotting, no moistureabsorption etc. Especially, the choline chloride of silica base hasexcellent decentrality and fluidity suitable to be used as feed in aquiculture.

In October, 2005, we established R&D dept. to develop new products and expand the application of our products. Through cooperating with Zhejiang university and German company, we now have successfully developed a series of choline products, including Food grade Choline chloride (FCCV), Choline Bitartrate, L(+)Choline Bitartrate(FCCV), D(-)Choline Bitartrate(FCCIV), Choline Dihydrogen Citrate and Trimethylamine hydrochloride. Now, we are working hard on the development of acetylcholine, choline phosphate and choline Gluconate. We are working hard to develop the latest choline products.

Confronting the competition in the market, Donglou is upholding such idea of "Human-orient, honest business' and looking forward to cooperating with customers for bright future.