日韩欧美亚洲偷线播放,天堂attv网2014中文字幕,一级A片在线观看免费,老司机福利一区福利二区微拍,中文字幕人妻中文av不卡专区,五月狠狠亚洲小说专区

Wenzhou 2020 Glasses industrial hiking events

Wenzhou Glasses Industrial association organize an event of hiking 30 kilo meter

The hiking activity of Wenzhou glasses industrial association has been held for six years, and all the participants are the second-generation successors, executives and employees from various glasses enterprises in wenzhou. The Wenzhou Optician Chamber of Commerce, which organizes hiking activities, hopes that young opticians can communicate with industry colleagues in different ways, so that they can personally feel the continuous development of the industry, and the second generation of opticians can realize the history and experience of the hardships of the previous generation of opticians in long-distance hiking

Lanson?Precision?Intelligence?Equipment?Technology?Co.,?Ltd is one of the sponsors due to Lanson’s plastic injection molding machines are one of the leader in this filed. Lots of opticians are using injection moulding machine from Lanson to make the glasses frame in Wenzhou.  Because Lanson’s plastic injection moulding machines are equipped with single injection cylinder, which are better for glasses frame.