Chengdu Aslee Biopharmaceuticals, Inc., founded in 2013, is a innovation-driven High-Tech enterprise. It is committed to the R&D, production and sales of innovative drugs and high-end generic drugs, high value-added APIs and intermediates. At the same time, our company offers contract research and manufacturing (CRO and CDMO), technology transfer and consulting services according to customer needs. We have R&D center at Chengdu Tianfu Life&Science Park and manufacturing base at Pengzhou Industrial Development Zone, as well as the standardized management system, which can realize the whole process of sample preparation and quality testing from R&D to commercial production, and can produce products from grams to MTs.

Our company research, develop and produce high-quality, refined and sophisticated APIs and their key intermediates independently. Besides, our company has established long-term cooperation relationship with Shanghai Institute of Organic Chemistry, Chinese University of Science and Technology, Nankai University, Nanjing University, Sichuan University and other well-known domestic scientific research institutions.

“innovation, speed and harmony”

Aslee Biopharmaceuticals adheres to the development concept of "innovation, speed and harmony", people-oriented, and adheres to the "unique and best" technology to improve our production process. After years of accumulation and efforts, we have established a long-term friendly cooperative relationship with famous pharmaceutical companies at home and abroad to provide products and services with excellent quality, competitive price, responsible attitude and timely delivery time. We sincerely look forward to working with you to establish a win-win relationship in the near future.

R&D center

Our R&D center is located in Tianfu Life Science Park, Chengdu City, Sichuan Province, with standardized R&D laboratory, imported equipments, pilot-scale laboratory and quality analysis center.

R&D team

The R&D team is composed of Ph.D. and masters with overseas study background. They have rich practical experience and strong technology R&D ability in drug molecular structure design, process route development and industrial production. So far, the R&D team of the company has undertaken a number of government projects, and has obtained more than ten invention patents from the State Intellectual Property Office.


The manufacturing base is located in Pengzhou Industrial Development Zone, Chengdu, covering an area of 33500㎡, including 6 multi-functional workshops and 6 clean areas meeting GMP requirements. Each workshop is equipped with 200L-5000L multi-functional reactor, which can carry out nitrification reaction, chiral synthesis, coupling reaction, halogenation reaction and other reactions. The reactor is made of enamel or stainless steel, and can withstand the reaction from - 100 ℃ to - 250 ℃. The factory has advanced analysis center, equipped with high-precision detection instruments such as high-performance liquid chromatography, gas chromatography, moisture analyzer, etc.

In order to ensure the stability of product quality,

we have established a quality management system at the production site and adhere to continuous improvement. We operate in strict accordance with cGMP requirements. So far, we have been audited by many customers in Europe, Japan, India and China.


Aslee Biopharmaceuticals strictly complies with the national EHS laws and regulations and other requirements. The R&D center shall collect organic waste liquid, waste water and solid waste, and transfer them to the qualified waste collection unit for treatment regularly and quantitatively. The production base has established a waste water treatment station with a treatment capacity of 500 tons/day, and a compound waste gas VOCs and odor treatment system. We adheres to the principle of "green environment, safe production", and provides each employee with a healthy and safe working environment, services and vocational training.

Quality Assurance

Aslee Biopharmaceuticals has passed the SGS ISO9001:2015 quality management certification. Our company's comprehensive quality management system is based on SGS ISO9001:2015 and guided by ICH Q7. Starting with the work of customer inquiry and company quotation, to carries out the customer satisfaction evaluation after the product is delivered, the quality management department together with the other functional departments implement the whole process of quality control. Review of order contract → Audit and management of key raw material suppliers → Release of raw materials, output assess of R&D stage → Process scale-up control, production process control, product release, after-sales customer satisfaction evaluation, etc.