AFTER-SALE SERVICE
AFTER-SALE SERVICE
Our company has established a complete and professional R & D, manufacturing, sales and technical service system based on iso9001:2015 quality management system standard, with rich design experience, strict manufacturing requirements, and the use of well-known brand raw materials and parts, with reliable quality. Professional after-sales service team to solve the worries for users. 1. Free installation, debugging and personnel training. 2. In case of equipment failure, reply or call to guide maintenance within half an hour after receiving the notice, and send professional technical service engineers to the site for troubleshooting within 48 hours. 3. Long term preferential supply of equipment parts for users. 4. Provide lifelong service! | After sales service line: 0532-83300187 After sales QQ: 2839695839 Address: No.111, Jinger Road, Pingdu City, Qingdao, Shandong Province Website: dhcjz.cn |
Relief valve disassembly and cleaning video | Main cylinder seal ring replacement video | Disassembly and cleaning video of solenoid relief valve |
Video of disassembly and cleaning of hydraulic control check valve | Video of disassembly and cleaning of right angle check valve | Bamboo plate press - side oil cylinder seal replacement video |
Cleaning video of disassembly and assembly of solenoid directional valve |
Partner: China Forestry Research Institute, international bamboo and rattan center, Sichuan Agricultural University, Nanjing Forestry University, Guangdong Forestry Research Institute, Northeast Forestry University, Hubei Forestry Research Institute, Hunan Forestry Academy
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QingDao GuoSen Machinery Co.,Ltd. Email：info@qdguosen.com Tel：0086-532-88338235 Add: No.111, Jing'Er Road,Pingdu,Qingdao city,Shandong Province,China |
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