主营产品：Zhengzhou Alishi's main business includes: LCD monitors, large LCD splicing screens, indoor small-pitch LED full-color screens, multi-screen processors, matrix switchers, signal distributors, etc.
主营产品： Wholesale and retail: security products, clothing, shoes and hats, leather products, knitted textiles, raincoats, labor protection products, daily necessities, plastic products, outdoor products, auto parts, reflective materials, clothing accessories, and other legal products that do not require approval project
主营产品：Parking space marking, parking lot gate system, parking lot construction, gate construction, gate installation, parking lot system installation, license plate recognition system, Bluetooth long-distance system.
主营产品：Production and sales of power tools, metal tools, hydraulic tools, power pipes, power rope nets, railway machinery, lifting tools, various mining equipment, and sales of imported tools
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