Zhejiang Gelun Electric Co., Ltd. (short for GRET), located near Shanghai, is a main manufacturer of electrical distribution and protection components for low voltage electrical distribution systems. GRET was established in 1990. After more than ten years' development, we have become a leader in the design and manufacture of circuit breakers for equipment, miniature circuit breakers, residual current devices and molded case circuit breakers. Our company has mastered and accumulated rich ...