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Welcome the deputy mayor of dongying and his party to visit our company

TIME：2021.06.07

In May 2019, the deputy mayor of Dongying and his delegation visited our company and praised the development of our company and put forward valuable opinions

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NEWS: The hot focus | shandong cities have what new surge of kinetic energy in the surging? (on)
2021-06-09; Shandong Heyi Gas Co., Ltd. to A-share IPO, Anxin Securities for the guidance agencies
2021-06-09; Industrial gas related equipment regulations and standards need to be strengthened
2021-06-07; The boron trifluoride gas filling project was successfully put into operation
2021-06-07; Congratulations to Heyi Gas as a national high-tech enterprise
2021-06-07; Welcome the deputy mayor of dongying and his party to visit our company
2021-06-07

company

COMPANY

Welcome the deputy mayor of dongying and his party to visit our company

TIME：2021.06.07

The hot focus | shandong cities have what new surge of kinetic energy in the surging? (on)

2021-06-09

Shandong Heyi Gas Co., Ltd. to A-share IPO, Anxin Securities for the guidance agencies

2021-06-09

Industrial gas related equipment regulations and standards need to be strengthened

2021-06-07

The boron trifluoride gas filling project was successfully put into operation

2021-06-07

Congratulations to Heyi Gas as a national high-tech enterprise

2021-06-07

Welcome the deputy mayor of dongying and his party to visit our company

2021-06-07

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