certificate of manufacturer

例句：

1. 1.The company issued a certificate of manufacturer to the new employee.
   公司向新员工颁发了制造商证明。
2. 2.The certificate of manufacturer is required for the product's certification.
   制造商证明是产品认证所必需的。
3. 3. The manufacturer must provide a certificate of manufacturer to comply with environmental regulations.
   制造商必须提供制造商证明以遵守环境法规。