Founded in 1991, Shanghai San-Xin Instrumentation Inc. specializes in research, manufacture and sale of electrochemical devices and electrodes ranging from pH, ORP, conductivity, ISE, DO to water hardness, acid-alkali meters and electrodes. Our factory is located in Cao He Jing High-Tech Park, Shanghai, covering 1200 square meters.

San-Xin adheres to the philosophy of "honesty, sincerity, persistence and perfection" and the spirit of "credit, faith and trust" in pursuit of sustained development. With efficient technology innovation, San-Xin's products and technology always mantain at the world-advanced level and ahead of counterparts in the domestic market. Up to now, San-Xin has successfully developed MP500 series of laboratory electrochemical devices, SX700 series of waterproof portable electrochemical instruments and SX600 series of waterproof pen testers. Newly developed benchtop and portable water hardness meters adopt electrode measurement and are the unique water hardness meters in the world which have won good reputation.

With 20 years of its history, San-Xin always commits to brand development. Nowadays, San-Xin brand is renowned in the domestic market. Moreover, San-Xin series of products have been exported to many other countries and regions around the world. San-Xin brand is expanding and penetrating throughout the global market.

ISO 9001:2000 certified, San-Xin has a strict quality management system. All the products are CMC and CE marked. San-Xin has outstanding research capability, advanced technology and high quality on the one hand and provides professional technique supports and after-sales service on the other. Backed by its core technology and innovation, San-Xin has established successfully long-term cooperation with many well-known international companies whom San-Xin provides with OEM.

San-Xin will further implement the brand development strategy, promote quality management system and information procedure, enhance customer sati