zhongbei jianyan is a professional beijing reinforcement company. the main construction projects are building reinforcement plant reinforcement, house reinforcement, concrete reinforcement, adhesive steel, and steel reinforcement, and structural enlargement section.
beijing jiuxin reinforcement engineering technology co., ltd. is a professional engineering company engaged in structural inspection and appraisal, reinforcement design, reinforcement construction, steel structure construction, and concrete cutting and demolition construction of existing buildings. have relevant professional qualifications issued by the ministry of construction. the company has strong technical strength and has many experts and professor-level consultants who have been engaged in structural reinforcement and strengthening for a long time. with the institute of construction and research as its technical support, it provides first-class building inspection and appraisal, design and construction services. the company has good management philosophy and modern enterprise incentive mechanism.

jingwan jiaye construction engineering co., ltd. specializes in beijing's renovation and reinforcement, foundation foundation, and flooring of beijing buildings. it mainly serves the renovation of old buildings in beijing, the addition of old buildings in beijing, the addition of old buildings in beijing, the prestressing of beijing, and the reinforcement company.