The molecular oxygen dissolved in water is called dissolved oxygen and is usually marked as D0. The amount of dissolved oxygen in the surface water is 5-10mg/L. When there are strong winds and waves, the dissolved oxygen in water can reach 14mg/L. Dissolved...

We exhibited as exhibitors at the 123rd Spring Canton Fair. At the exhibition site, we received more than 30 companies and customers from the Middle East, India, Egypt, Europe and China. In the negotiation, the company's products have won the favor of customer...