Beijing Nuojian Sci-Tech Development CO., Ltd. 

Registered Office: 1122 Bailangyuan, A36 Fuxing Road

                                             Haidian District, Beijing 100039, China

Mobile:  +86 18210951550

Phone:   +86 10 88203251

Fax:        +86 10 88203261



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Nuojian Sci-Tech was founded by Dr. Li La and his co-workers in 1997. Our Company has been enjoyed a good reputation in the Science and Technology fields of medicine, medical instruments and health care in China for many years. We started to invest the music instrument field in 2007. 

Our Company, owns a world-known brand STRADPET, is a manufacturer of high rank violin accessories. Our products are mainly including the patented violin titanium tail guts, the patented violin Neckguards and the series of violin titanium accessories.

Our Company, a member of China Musical Instrument Association, as a sponsor and exclusive technical executor, involved in organizing the 1st and 2nd China International Violin Making Competition in 2010 and 2013. We will continue to play a same role at the 3rd Competition in 2016.

Our professional team, a group of violinists, violin-makers, engineers and skillful workers, will continuously do our best to develop new products, new technical process and improve the quality of the products. Do everything for your violin sounds better.

Our Company:


Dr. Li La

Violinist, violin-playing professional training was started at his childhood, has in-depth studied in  violin playing and classical music for many yearsalso has skilled techniques to play cello and viola.

Musical instrument collector,


Patents holder,

Member of VSA

Medical Doctor,

Chairman of the board and one of founders of Nuojian Sci-Tech.

Committee member of the 1st China International Violin Making Competition Organizing Committee in 2010.

Committee member of the 2nd China International Violin and Bow Making Competition Organizing Committee in 2013.

Committee member of the 3rd China International Violin and Bow Making Competition Organizing Committee in 2016.

STRADPET / Nuojian Sci-Tech 2016