• Does China National Machinery have a branch in Zhengzhou?  

  China National Machinery doesn't have any branches, only subsidiaries, all of which are listed on its website.

• How can we join the China National Machinery Industry Corp's project bidding process? 

  Just keep an eye on the bidding announcements at China National Machinery's subsidiaries.

• Can I write directly to Ren Hongbin, China National Machinery’s chairman? 

  You can send a letter to office@sinomach.com.cn, and General Management will pass it on.

• Can I get contact information for the technical support department?  

  China National Machinery's integrated management information is on an internal network and needs a VPN for access. If you are an employee of a subsidiary, contact the systems administrator at your company to open your VPN and platform.

• What is the phone number of the China National Machinery Industry Corp's discipline inspection commission? 

  China National Machinery doesn't have a discipline inspection commission, so you need to contact the operator at 010-82688888

• My email to office@sinomach.com.cn was returned, what can I do? 

  That address is the email address of the China National Machinery Industry Corp's Management Dept and should be okay. If your email was returned, please try your other email if you have another address.