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Below is our contact information and work address, you can contact us online if you have any needs.

  • Email: yuy638629@gmail.com
  • Phone: (+86) 400-698-8089
  • WhatsApp: (+86)15253678221
  • Address: No. 13999, Beigong West Street, Weicheng District, Weifang City, Shandong Province, China.

Featured House

Featured Properties

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Fast to set up, durable and flexible space expansion solutions.

Double Wing Extension House

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After-Sales Service

After-sales service management agency:
1.The after-sales department is responsible for all after-sales work.
2.Design, business, production, installation departments should cooperate with after-sales personnel to do after-sales work.
3.Handling of customer's objections to product quality problems, after-sales maintenance costs and returns. The after-sales department is specifically responsible for recording, investigating and analyzing various quality problems.
4.The general manager shall directly supervise and evaluate the after-sales service.
5.After receiving qualified product experience, the main structure is guaranteed for one year.
After-sales service personnel requirements:
1.After-sales service personnel should establish the idea of urgent users and want to think about users, actively solve problems for users, and take "serving society and keeping promises" as the action standard.
2.During the maintenance process, the service personnel shall not have the behavior of making users difficult.
3.Handle problems conscientiously and responsibly, and do not just muddle through.
4.The service personnel shall be responsible for the environment and safety at the user site, and shall not flip, stomp or damage the site objects at will. The site shall be cleaned up after the maintenance.
After-sales service process:
1.All the user's feedback must be fed back to the design, production and installation departments through the after-sales department. The production department sends technical personnel to the project site where the user is located to determine the cause of the quality problem, and distinguish the specific responsibility to negotiate the fee standard with the user, while recording the type of problem, the existence of the location, the cause, the solution, and report the consumables required by the company during maintenance and the cost.
2.After-sales personnel must go to the site to supervise after-sales maintenance work.
3.After the completion of after-sales maintenance, the customer will accept and show the acceptance certificate after passing.
Mail: zhongdingganggou@163.com
Phone: +86 400-698-8089

Product Introduction

Fast installation and efficient transportation
The two-wing expansion box can be built within 30 minutes by a team of 5 people, and the 40-foot high cabinet can transport 2 sets, achieving rapid deployment and efficient logistics.
Durability and reuse
Extended box room up to 15 years of service life, high strength and seismic performance, reduce secondary disaster damage, can be effectively reused.
Flexible space layout
Flexible room layout, roof, terrace, furniture, etc. can be matched according to needs to provide personalized space solutions.
A wide selection of sizes
Provide 20 feet, 40 feet and 57 cm double wing expansion boxes to meet different space requirements and adapt to a variety of application scenarios.

Product Display

With its fast installation and efficient transportation, the double-wing expansion box can be built in 30 minutes by a team of 5 people, greatly shortening the construction period. The size design of 20 feet and 40 feet makes it possible to transport 2 sets and 1 set of 40 feet high cabinets respectively, which improves logistics efficiency and reduces transportation costs.

The flexibility of the double-wing expansion box is reflected in the variability of the room layout, whether it is the roof, the terrace or the furniture, it can be personalized according to the specific needs of the customer, making each expansion box can become a unique space solution.

Durability and reusability are another big advantage of the biplane expansion box, which has a service life of up to 15 years, and has high strength and seismic performance, which can effectively reduce the damage of natural disasters to residents, while reducing the cost of reconstruction caused by disasters.

The biplane expansion box is available in a variety of sizes, including 20 ‘, 40 ‘and 57 cm models, to suit different space requirements and application scenarios. This diverse design allows the biplane expansion box to flexibly respond to a variety of occasions from engineering construction to emergency disaster relief, becoming a model of flexibility and practicality in modern architecture.

Related Properties

After-sales service: (free)
1.Material or glass damage caused by our company personnel during installation.
2.During the warranty period, all quality problems and parts quality problems of our company will be repaired or replaced by our factory.

After-sales service: (charge)
1.Warranty period of the product, such as user improper use, poor storage or man-made damage, the company only charges the cost of materials, domestic free on-site service services and tools, international orders only charge travel and accommodation costs.
2.Products that exceed the warranty period are damaged, according to the extent of damage, the company will charge material costs and labor costs, international orders will charge labor costs, travel and accommodation costs.
Phone : (+86) 15170721729
Email : 15170721729@163.com

After-sales Service Department responsibilities:

1.Regular telephone return visit, irregular visit survey.
2.Fill in customer return visit records and customer feedback opinions.
3.Timely find the problems in the use of customers and report to the corresponding departments of the company to formulate solutions.
4.Organize and implement after-sales service.