Our technology ,quality,service and concept makes ADF a better future !



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Good quality Adjustable Gas Spring for sales
Good quality Adjustable Gas Spring for sales
Amazing ! I am VERY pleased and impressed. Your powders are very good! Will definitely be ordering more in the future of the same or something others.

—— Mrs .Demet Duzgun fron Turkey

We have been doing business with ADF since 2005, we are increasing our quantity every year, both of us are growing fast. Thks ADF.

—— Mr. Vicky from USA

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  • Production Line

    Our theme is “Honesty, creativity and perfection”. We are pioneers in the development of modern equipment. Our research and development strives for perfection. We have established a sales network all over the china. We also have opened up an international market including Southeast Asia, USA, Iran, North America and some other countries. Our reputation for excellence is well known both domestically and abroad, we seek business partners from home and abroad.


    We have independent manufacturing workshops and modern production lines. The staff members of our company are all trained to take their position and are skillful at their jobs. We strictly control every step in production from raw material purchase to manufacturing. We produce our product with the techniques strictly in accordance with the requirements of the customers so as to make customer-satisfying product. We produce our products with standardized operation and we never stop improving our production technology.


    In the quality inspection step, we will check to make sure the appearance and other performances of the finished product are in good condition. Then the products will be packed and sent to the warehouse for storage.


    OEM/ODM Profile

    In order to meet the expectations of customers, our staff strives to make everything perfect. We have established assorted manufacturing management system, quality assurance system and sales service system.

    According to the DIN4550 standard, we have invested large funds to establish a complete TUV and BIFMA system to insure our quality. We have HPLC, GC and UV spectrophotometers which are of high efficiency and high sensitivity to analyze and control the products. Also, we reached SGS standards as an audited supplier

    Our company's business is based on honesty, trust, sustainability. So we can export our product all over the world and win highly commends by our clients. In order to develop the market further, we are eager to cooperate with the manufactory and trading company around the world to make a prosperous future. Welcome to contact us and have a visit to our factory.

  • R&D

    R&D Profile



    CHANGZHOU ANDEFU CO.,LTD have created a well-organized environment of research and development. With a total of 2500 ㎡ of laboratory space, the factory is equipped with more than 100 high-tech machines, apparatuses and equipments. We continue to invest an average amount of two million US Dollars into reseach and facilities every year. Through our years' efforts, we have gradually developed to become the leading manufacturer of raw steroid powders in Mainland China.

Contact Details

Contact Person: Miss. Lillian

Tel: 86--519-88710276

Fax: 86--519-88710272

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