Honor and qualification

ISO9001, ISO14001, ISO45001, IATF16949 certified

In 2017, approved as a national high-tech enterprise

In 2018, became a national-level science and technology SME;

In 2019, identified as the provincial R&D center of "One Enterprise and one technology", the provincial SME of "professional, precise, special and new",

In 2020, selected as the "Shandong Gazelle Enterprise".

At present, it has more than 20 patents and 4 registered trademarks.

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Customer service(TEL):86-0535-6103997

Network consultation(TEL):86-13255525597

After sales:86-0535-6389399

Enterprise email:vip@tightsen.com

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