Zhejiang Zhenglong Electric Appliance Co., Ltd. is a professional enterprise engaged in the design, research and development, production, manufacturing, and sales of low-voltage electrical appliances. It mainly produces more than 2000 types and specifications of industrial and building low-voltage electrical appliances, including small circuit breakers (transparent), molded case circuit breakers (transparent), intelligent residual current circuit breakers (transparent), dual power supplies, mechanical energy meters, electronic energy meters, and low-voltage switchgear. For over a decade, our company has adhered to the path of independent innovation and technological research and development, upholding the spirit of dedication and striving for excellence. Establish a business team with team collaboration, hard work, courage to surpass, and international competitiveness through the approach of "internal training and external introduction", providing customers with first-class products and services that sell well both domestically and internationally. At the same time, the company has been awarded the title of Advanced and Excellent Enterprise Team at the municipal level multiple times. Our company has advanced production equipment, strong technical strength, and complete testing equipment. The various models and specifications of low-voltage electrical appliances produced by the company are among the first in the industry to receive the "CCC" certificate issued by the China Quality Certification Center and the IS09001:2000 quality system certification certificate. Looking back at history, the staff of Zhenglong Electric are filled with pride and satisfaction. Looking ahead to the future, in the era of knowledge economy in the 21st century, competition and development coexist, and opportunities and challenges are presented simultaneously. The personnel of Zhenglong Electric are determined to keep up with the times, carry out a century long plan blueprint, continue to take brand as the banner, technology as the core, marketing as the leader, human resources as the foundation, and low-voltage electrical industry as the pillar, striving to build a company with international brand, diversified market, and diversified products. Zhejiang Zhenglong Electric Appliance Co., Ltd. is a professional enterprise engaged in the design, research and development, production, manufacturing, and sales of low-voltage electrical appliances. It mainly produces more than 2000 types and specifications of industrial and building low-voltage electrical appliances, including small circuit breakers (transparent), molded case circuit breakers (transparent), intelligent residual current circuit breakers (transparent), dual power supplies, mechanical energy meters, electronic energy meters, and low-voltage switchgear. For over a decade, our company has adhered to the path of independent innovation and technological research and development, upholding the spirit of dedication and striving for excellence. Establish a business team with team collaboration, hard work, courage to surpass, and international competitiveness through the approach of "internal training and external introduction", providing customers with first-class products and services that sell well both domestically and internationally. At the same time, the company has been awarded the title of Advanced and Excellent Enterprise Team at the municipal level multiple times. Our company has advanced production equipment, strong technical strength, and complete testing equipment. The various models and specifications of low-voltage electrical appliances produced by the company are among the first in the industry to receive the "CCC" certificate issued by the China Quality Certification Center and the IS09001:2000 quality system certification certificate. Looking back at history, the staff of Zhenglong Electric are filled with pride and satisfaction. Looking ahead to the future, in the era of knowledge economy in the 21st century, competition and development coexist, and opportunities and challenges are presented simultaneously. The personnel of Zhenglong Electric are determined to keep up with the times, carry out a century long plan blueprint, continue to take brand as the banner, technology as the core, marketing as the leader, human resources as the foundation, and low-voltage electrical industry as the pillar, striving to build a company with international brand, diversified market, and diversified products.