The certificate of China compulsory vehicle insurance with validity term not less than the temporary entry period.

不少于临时入境期限的中国机动车交通事故责任强制保险凭证。

youdao

If the inspection is expired, it is required to provide motor vehicle safety inspection certificate and compulsory Motor Vehicle Traffic Accident insurance certificate (original proof);

属于超过检验有效期的机动车，还应提交机动车安全技术检验合格证明和交通事故责任强制保险凭证。

youdao

Conservative Karl McCartney suggested it should be made compulsory to display a valid insurance certificate or sticker in the window of a vehicle, in the same way a tax disk had to be shown.

BBC: MPs urge action on cheaper car insurance