Customized Powder Coated Cable Ladder Our History Our company 鈥揂nhua mainly produces cable trays, busways and etc. Our company is a provincial star enterprise, a secondary measurement enterprise and a super credit enterprise. In 2002, the company passed the ISO9001-2000 quality system certification. In 2005, the bus duct and switchgear passed the national 3C compulsory certification. In the...