Nanjing Zelang Biotechnology Co., Ltd. is located in Baima Agricultural High tech Development Zone, Lishui District, Nanjing City. It is a high-tech enterprise engaged in the research and development, production, and sales of extracts such as dandelion extract, oyster extract, and hawthorn extract for general food.
The company covers an area of more than 30 acres and has a comprehensive office building, solid beverage production line, tablet candy production line, liquid beverage production line, and convenience food production line. It has passed the SC production license certification and can complete various production processes such as pilot and large-scale production.
The testing room is equipped with instruments such as liquid chromatography, gas chromatography, UV visible spectrophotometer, analytical balance, atomic absorption spectrophotometer, etc
The workshop is equipped with multifunctional stainless steel extraction tanks, high-frequency oscillating screens, horizontal settling centrifuges, butterfly centrifuges, high-speed tube centrifuges, precision filters, pressure reducing concentrators, nanofiltration membrane low-temperature concentrators, chromatography columns, alcohol settling boxes, crystallization tanks, horizontal pressure drying towers, vacuum drying boxes, circulating air drying boxes, crushers, etc. All drying, powder collection, and crushing are completed in the 100000 level purification workshop.












