Standard: Utility model patent certificate Number: 8300180 Issue Date: 2019-01-01 Scope/Range: Issued By: State Intellectual Property Office

Standard: Utility model patent certificate Number: 12202966 Issue Date: 2020-12-25 Scope/Range: Issued By: State Intellectual Property Office

Standard: Certificate of Conformity Number: HTT190102084L-2 Issue Date: 2019-01-08 Scope/Range: Issued By: SHENZHEN HTT TECHNOLOGY CO.,LTD.

Standard: Certificate of Conformity Number: HTT190102084L-1 Issue Date: 2019-01-08 Scope/Range: Issued By: SHENZHEN HTT TECHNOLOGY CO.,LTD.

Standard: High-tech Enterprise Certificate Number: GR201944005139 Issue Date: 2019-12-02 Scope/Range: Issued By: Guangdong Provincial Science and Technology Hall

Standard: Utility model patent certificate Number: 6920298 Issue Date: 2018-01-30 Scope/Range: Issued By: State Intellectual Property Office of the P.R.C