"Based on domestic market and expand overseas business" is our development strategy for calcium ion with 2 relay water analyzer, Transparency Sensor, Smart Water Monitoring System, Ph And Ec Tester,Portable Ph Tester. Honesty is our principle, skilled procedure is our perform, service is our target, and customers' satisfaction is our long term! The product will supply to all over the world, such as Europe, America, Australia,Guatemala, Sri Lanka,Lahore, Nigeria.We've been adhering to the philosophy of "attracting customers with the best items and excellent service". We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.