Foundation: Hongji Furniture Manufacture Co., Ltd was founded in 1993.

Shenzhen Lecheng(ECOsolar) Co., Ltd., established in 2016, is headquartered in Shenzhen with a manufacturing facility located in Dongguan. As a nationally recognized high-tech enterprise, the company specializes in the research and development, production, and system integration of intelligent transportation equipment. The company's core product portfolio encompasses solar-powered signal control systems (operable within a temperature range of-30C to 70C), LED traffic signal lights (with an operational lifespan exceeding 100, 000 hours), and intelligent sensing devices. All products are certified under ISO 9001, RoHS, and FCC standards. Guangan's solutions have been deployed across more than 130 countries and numerous cities throughout China, contributing to an improvement in overall traffic efficiency by over 30%. Guided by technological innovation and the advancement of digital transformation in transportation, the company is committed to positioning itself as a leading global provider in the field of smart mobility solutions.