2019,after more than 20 years of development, the number of employees has increased from more than 30 in the early years to more than 300. The market has expanded from simple water treatment to multi-directional environmental protection services for water,

2019,after more than 20 years of development, the number of employees has increased from more than 30 in the early years to more than 300. The market has expanded from simple water treatment to multi-directional environmental protection services for water, gas and solid waste.