Keeping pace with the times and continuously innovating technologically has enhanced the group's core competitiveness.
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Keeping pace with the times and continuously innovating technologically has enhanced the group's core competitiveness.
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A comprehensive enterprise with robust capabilities in product R&D, manufacturing, sales, and service.

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Shanghai Dingrui Reinforcement Engineering Technology Co., Ltd.

Bringing together industry expertise, independently crafting quality.

Shanghai Dirui Reinforcing Project Co., Ltd was established on November 24, 2003, and is a well‑established, comprehensive enterprise integrating product research and development, manufacturing, sales, and service. Headquartered in the Jiangqiao Industrial Park in Shanghai, the company operates standard factory facilities across two industrial parks—one in Shanghai and one in Jiangsu—covering a total land area of 15,000 square meters and a total floor space of 12,000 square meters. It currently employs over 300 staff members, including more than 50 technical professionals.

Our company is a product-certified enterprise of the China Academy of Building Research, a director unit of the Reinforcement and Prestressed Machinery Branch of the China Construction Machinery Industry Association, and a registered supplier on the Ministry of Housing and Urban–Rural Development’s construction materials procurement platform. The quality of our products—including rebar straight‑thread rolling machines, sleeve chamfering and peeling machines, fully automatic sleeve tapping machines, rebar rib‑stripping and thread‑rolling machines, and rebar coupling sleeves—has reached an excellent domestic standard, with steadily rising brand value. Supported by a comprehensive and robust marketing and service network, our products are now available nationwide and are exported to Africa, the Middle East, Southeast Asia, and other regions.

2003 year

Founded in 2003

3

It owns standard factory buildings in three industrial parks located in Shanghai, Jiangsu, and Shandong.

36000 ㎡

The total site area spans 36,000 square meters.

300 people

The company currently employs over 300 staff members.

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Application Cases

Assume social responsibility and work together to achieve great undertakings.

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Blogs

The company is committed to product research and development as well as the promotion and application of its offerings, continuously enhancing technological innovation and quality management. It has established a product quality testing and experimental center and developed a comprehensive quality control system.

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Shanghai Dirui participated in the seminar on the application of reinforcement and prestress technology in China's construction industrialization

Shanghai Dirui participated in the seminar on the application of reinforcement and prestress technology in China's construction industrialization

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2013-12

Reinforcement mechanical connection project of North-South extension section of Shanghai Dirui Jiamin viaduct

On July 10, 2012, the new construction project of Jiamin elevated road (Xinsong road Lianming road and Beizhai road G2 Road) invested and constructed by the highway investment company subordinate to Shanghai Urban Investment started, and it is expected to be completed and opened to traffic in 2014. In the face of many bidders, Shanghai Dirui company stands out with its products of high quality and high price, and has become the final manufacturer of reinforcement connecting sleeve. Since its establishment ten years ago, Shanghai Dirui has created its own reputation with a down-to-earth and steady style and an honest and trustworthy attitude, and has become a leader in the field of reinforcement connection engineering in Shanghai and even East China.     In the North-South extension section of Jiamin elevated project, Shanghai Dirui produced

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2013-12

Operating procedures for sleeve tapping machine

Operating procedures for sleeve tapping machine    1. Before operation, check whether the main locking bolts are firm and whether the power switch and circuit are in good condition. Wear labor protection articles as required,   Non tapping workers are forbidden to operate.   2. Before operation, lubricating oil and grease must be injected into the specified refueling parts. The machine can be operated only after it operates normally, flexibly and reliably.   3. Before tapping, the workpieces and tools to be tapped must be placed neatly and smoothly.   4. Adjust the tap size and depth tapped by the tapping machine to meet the required size before starting the operation. Prevent slippery teeth and insufficient teeth.   5. It is strictly forbidden to wear gloves during operation. Female employees with long hair,

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2013-12

Classification of sleeve tapping machines

With the change from pressure welding to mechanical connection of reinforcement sleeve in the construction industry, sleeve tapping machine has become an ideal equipment for producing reinforcement straight thread sleeve. However, there are many kinds of sleeve tapping machines on the market, including the following:   1. Single shaft sleeve tapping machine, also known as vertical drilling sleeve tapping machine, is also the earliest prototype of sleeve tapping machine. It has been nearly ten years and is about to be eliminated by the market.   2. The double shaft sleeve tapping machine is improved on the basis of the single shaft sleeve tapping machine, and the time utilization is more reasonable. It is an ideal equipment in the semi-automatic sleeve tapping machine at present. Generally, the daily output of sleeve can reach 50

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The company is committed to product research and development as well as the promotion and application of its offerings, continuously enhancing technological innovation and quality management. It has established a product‑quality testing and experimental center and developed a comprehensive quality‑control system.

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