Our factory was established in 1963, located in Yuyao, Zhejiang, near the Chinese Large Port - Ningbo Port in east. So the transportation is quite convenient. We own solid technical strength, advanced equipment and professional technicians.

Our company is specialized in glass hydrometers, densimeters, hydrometers, weatherglasses, psychrometers, thermometers and other kinds of glass measuring appliances. Meanwhile, we accept all scales of specially made products. Our products are very popular all over China, and parts of products are exported to Southeast Asia. We welcome your call or letter for business.

Our tenet is: To earn the trust and support of customers by low price, high quality, complete variety and abundant strength.