Certificate of High-tech Enterprise
Shanghai Contract-abiding and Credit-abiding Enterprises
Certificate of Confirmation of Contract Credit Grade
Quality management system certification
Certificate of Environmental Management System Certification
Occupational Health and Safety Management System Certificate
Practical New Patent Certificate (Thermal Flow Switch)
Practical Patent Certificate (Conductivity Sensor)
Practical Patent Certificate (Intelligent Flow, Pressure and Temperature Integrated Controller)
Utility model patent certificate (dissolved oxygen sensor)
Utility model patent certificate (balcony vegetable planter)
Utility model patent certificate (residual chlorine sensor)
Utility model patent certificate (intelligent multi-parameter water quality monitoring system)
Practical New Patent Certificate (Water Quality Control System for Disinfection of Intelligent Swimming Pool)
Test Report
Explosion-proof certificate
Computer Software Copyright Registration Certificate
Practical Patent Certificate (Intelligent Fishpond Aquaculture Oxygen Increasing Control System)
