How to inquire

1. About telephone inquiry

Welcome to call Shanghai Changwei's free service hotline: 400-600-7758. Professional product service engineers will provide you with model selection suggestions and quotations as soon as possible.  
  
2. About fax inquiry
 
Through various pages of Shanghai Changwei - download and fill in Shanghai Changwei Inquiry Form - fax to 021-62601731 62601721.  
 
3. About mail inquiry  
 
Through each page of Shanghai Changwei - download and fill in Shanghai Changwei Inquiry Form - email to business # tranwin.cn (please replace "#" with "@").

Download the word version of Shanghai Changwei Inquiry  

Download the pdf version of Shanghai Changwei Inquiry