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About petroglyphs
2011
Release time:
2024-07-02 10:10
Establishment stage
Shanghai Yanzheng was founded in Yangpu, Shanghai;
The first domestic development of temperature resistance of 250 ℃ PPL hydrothermal reaction device;
Beijing Yanzheng Biotechnology Co., Ltd. was established;
Shanghai Yanzheng Set up Production and Processing Factory
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Headquarters Factory: No. 101-102, Lane 666, Xianing Road, Jinshan District, Shanghai
Telephone:021-55077056
E-mail:yly@yanzheng17.com
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