We , Hunan Astar Bio-chemical Technology Co., Ltd. founded in 1999 , we have been the leading producer of ethyl vanillin ,Vanillian, P-Hydroxybenzaldehyde (4-Hydroxybenzaldehyde ) , Methanedisulfonic acid, Methanedisulfonic acid disodium salt , Methanedisulfonic acid dipotassium Salt and Pharmaceuticals & Agrochemicals Intermediates in the whole China. ASTAR ,a high technicalenterprise of fine chemicals, converges on R&D, producing and sales. our headquarter locates in Hometown of JiangNv Meng, a Chaste woman in Chinese History鈥擩inShi , Changde, Hunan Province, China. ASTAR, our R&D team is participated by Topping University and Scientific Institution, and led by Doctors from EU & USA. we have Imp.& Exp. Rights, and passed through ISO9002 Quality Accreditation. Facing up to the international market, we can supply fine chemicals grade from Gram to Multi-ton., and custom synthesis, manufacture and process of researching and pilot manufacturing. ASTAR main business range detailed as follow : 1) Aromatics , All kinds of APIs intermediates, herbal extracts, custom manufacturing, synthesis and process research and pilot manufacture. etc. 2) Pharmaceuticals & Agrochemicals Intermediates 3) Fine Chemicals: Water Treatment, Activator, Electronic Chemicals, Surfactant, 4) Bio-Chemical and essence and Spice etc. ASTAR, a High-Tech enterprise of fine chemicals, converges on R&D, producing and sales. our plants as production base are located in Hunan, we are constantly being upgraded with the necessary equipment and people to consistently produce quality products and reduce costs. Our Sales Center locates in Shanghai responsible for both Home & Aboard, All of them organized strategically make sure best to respond to customer鈥檚 requests. Built on the lasting development strategy, ASTAR focuses on the policy of 鈥淓nvironment-friendly, High-Tech and creative鈥? we have exploited and developed multiple advanced techniques in Chemical Synthesis and established a production system of security and environmental conservation. ASTAR, has always been a leading position in custom synthesis of chemical compound, making use of the new technology for Ethyl Vanillin and series of Methanedisulfonic, and becoming the largest production capacity in China. Also ASTAR can offer a wide range of services from laboratory bench to large-scale manufacturing by providing samples, high yielding and reliable production solutions, like grades from grams to kilograms to tons. ASTAR, agglomerates many talents in Fine Chemicals, Pharmaceuticals and AgroChemicals and believes in 鈥淗onest and Mutual Benefits鈥? ASTAR is willing to set up stable and long-term partnership and develop collectively with all customers in the new economic era.