-
Experts online
Gather together the senior equipment experts in the industry to provide you with free professional technical questions to solve the technical problems.
-
Customer service online
The 24-hour online customer service system provides you with one-stop professional services such as service outlet introduction, product consultation, technical support, complaint service and repair application, so as to ensure that your needs are quickly responded to, delivered and solved.
-
Network online
The establishment of regional special service manager can provide "one-to-one" precise docking for customers, and help solve after-sales problems in the shortest time.
-
Multi cylinder cone broken - pressure ring
-
Multi cylinder cone broken - pressure cap
-
Multi cylinder cone broken - broken wall
Longjian industrial group reminds you: in order to get in touch with you in time, please be sure to fill in your contact information and demand information, you can enter your requirements, such as the type of raw materials, capacity, feed size, size of the final product, etc.
You can also contact our 24-hour online customer service through online communication software. Longjian industrial group is committed to being your trusted partner.
Our company is a well-known mining machinery manufacturers and stone sand environmental protection equipment complete solution provider, one-stop for you to provide first-class service support and solutions.
National unified sales hotline: 400-023-0808
If you have any questions or concerns, please contact online customer service
Address: Kowloon industrial park, Wanzhou district, Chongqing
- Focus Project | With a total investment of 487 million yuan, The customer of Sanming Heavy Industry in Liuzhou, Guangxi will soon build an annual output of 4 million tons of fine sand aggregate production line
- The 2022 Spring Festival holiday notice of Longjian Group
- Longjian Group held a virtual equity incentive promotion meeting in the fourth quarter of 2021
- Hand in hand to build heart to heart | Longjian Group Party branch went to Dashu Village to carry out "Urban and rural branches hand in hand" pair to build donation activities
- Chongqing "Meter" high-speed Railway Network Construction | Full Construction in five years, Full operation in ten years -- Chengdu-Chongqing Middle Line high-speed railway Construction "Acceleration"
- How to create green mines and green factories?
- In the process of installation and acceptance of equipment of sand and gravel aggregate production line with production capacity of 600 tons at the beginning of construction in Hubei Province
- Warmly congratulated: Mr. Long Fujian, chairman of the group company, was elected vice president of Chongqing sand and stone association