2002 Pamantalang Valve ng Pandaigdigang Shanghai
2018 Osaka Machinery Exhibition, Japan
2018 German wire at tube Exhibition
2016 Canton Fair
Larawan ng mga kostumer ng Aleman sa 2018
2002 Pamantalang Valve ng Pandaigdigang Shanghai
2018 Osaka Machinery Exhibition, Japan
2018 German wire at tube Exhibition
2016 Canton Fair