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Address: D1, Hengyuan Industrial Park, Linyi County, Dezhou City, Shandong Province,China(mainland)   
TEL:+86-534-4233380   +86-534-4362995   +86-13953464815(Gong) +86-15166907006 (May Choi)

E-Mail: qingxia.gong@yuying-sd.com    may@yuying-sd.com     yuyingfresnellens@gmail.com  

Has been focusing on the development and production of Fresnel lenses

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28th anniversary of Shandong Yuying optical instrument

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hotline:

+86-534-4233380

+86-534-4362995

+86-13953464815(Gong) 

+86-15166907006 (May Choi)

 

 

E-Mail:

qingxia.gong@yuying-sd.com

may@yuying-sd.com

yuyingfresnellens@gmail.com