Chondroitin Sulfate consists mostly of the sodium salt of the sulfate ester of N-acetylchondrosamine(2-acetamido-2-deoxy-β-Dgalactopyranose) and D-glucuronic acid copolymer. It’s a kind of acid mucopolysaccharide .It is composed of Chondroitin Sulphate A/C and various Chondroitin Sulphate. Which is widely presentin fish,mammalian and bird cartilage.In cartilage Chondroitin Sulfate bound with protein as glycoprotein and bound with collagen protein.
The cartilage of shark, Suidae and bovine should be the main source of CHONDROITIN SULFATE.CHONDROITIN SULFATE SODIUM is the most common and widely used
The use of chondroitin sulfate and glucosamine can improve the effectiveness of cartilage regeneration and have the effect of relieving pain, can fundamentally improve joint problems. In addition, chondroitin sulfate as a health food or health care drugs has long used in prevention and treatment of coronary heart disease, angina pectoris, myocardial infarction, coronary atherosclerosis, myocardial ischemia and other diseases, eye drops and cosmetics etc.
LONGCHONTM is our famous brand. We have the professional supply chain management from slaughter house, manufacturing to storage and delivery .With regard to the export volume, we also rank in the forefront in China

The sources of chondroin (sharks, cattle, pigs and chickens, etc.) were analyzed and identified by various means such as gene detection, enzyme solution chromatography and near infrared spectroscopy, and the product sources were strictly controlled according to the requirements of the customers.
Our company has always supplied the market with high quality
pure natural extract of chondroitin, without any addition of substance, at the same time, we have also mastered the method of synthetic judgement on the market through UV, HPLC, specific spin, near infrared and other methods.