• 2004

    Wanao Chemical was officially established

  • 2009

    Newly expropriated 100 mu of land, established a phase I production plant, Wanao Chemical officially changed its name to Shandong Tongcheng Medicine Co., Ltd.; Mainly engaged in the production and sales of chloro-alkanes, bromo-alkanes, surfactants series products;

  • 2016

    Obtained high-tech enterprise certificate, and obtained the qualification of Weifang Enterprise Technology Center; Officially listed on the New Third Board, the company name changed to "Shandong Tongcheng Pharmaceutical Co., Ltd.", stock code: 837062

  • 2017

    Established a wholly-owned subsidiary "Zhejiang Tongcheng Supply Chain Management Co., Ltd."

  • 2019

    New expropriation of 460 mu of land for the construction of phase II production plant, expand production scale, add toluene series products.

  • Future

    Let's work together to create a better future