上海奉贤柘中电子仪器有限公司(原上海奉贤柘中电子仪器厂)是一个长期从事研制生产数显仪表、光电开关的自动化仪器，仪表专业生产厂。20多年来，已自行设计开发了各类电子计数控制器、电子计时器、光电继电器、光电开关、光电转换器、光电编码器、电子转速表、线速表等十几个品种，70多个规格的系列产品，行销全国，部分出口东南亚各国，深受用户的欢迎。本厂产品质量稳定可靠，并具有良好的售后服务体系，深受用户欢迎。几年来经国家有关部门检测，各项性能优于同类产品，已由机械电子工业部颁发全国工业产品生产许可证。用户购买时请认准“HG”商标，谨防假冒。
Shanghai Fengxian ZheLin electric instrument is a special factory engaged in producing and developing the digit-show instrument, the auto instrument of the light -electric switch and the other instruments. Since over 20 years, the factory has self-designed and developed all kinds of electric count control instrument, electric time instrument, light-electric switch, light-electric transformer and so on .Over 10 assortments with more than 70 specifications are sold to the countrywide. The partial goods are exported to south east countries, and warmly welcome by the customers.
With the stable and dependent quality and good sale-after service system, our factory's products are warmly welcome by the customers. Through the test of nation's relevant departments for many years, each performance is better than the same kinds of goods. The producing licence of the national industry goods has been awarded by the machinery and electric industry department. Pointing the "Hua Guang" brand . Be ward of imitation.