Leader of Song Department of Science and Technology Department, Leader of County Science and Technology Bureau and relevant person in charge of our company

Director Song Song visited our company's oxalic acid production workshop to guide the work.

Director Song Song visited our company's oxalic acid production workshop to guide the work.

Director Song Song inspected the furnace workshop of our company

Director Song Sheng visited our company's anisin production workshop to guide the work.

Director Song Song visited our finished product warehouse guidance work