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Added “Environmental Effort” on our website..（2008.2.27）
The website has been re-launched. (2007.11.9)
Qing You Trading (Shanghai) Co., Ltd participated PTC 2007 (Trade Fair for Power Transmission and Control). (2007.9.12)
The Qing You Trading Co,Ltd. is established in Chinese Shanghai. （2006.7）
Started Grey EPDM sales. (2006.1)
Started sales of high performance O-ring NEXUS series (2005.9)
Launched sales of Morisei Perfluoro O-ring MPB! (2005.4.18)
 
 
     
 
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