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Precision sheet metal:0086-13906299132
Spiral steel pipe,Steel bridge pier and ocean platforms:0086-13962969008
Power transformation structures:0086-513-85151216
Web site：www.nttonglian.com
E-mail：nttl5568512@126.com
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Spiral steel pipe,steel bridge pier and ocean platforms
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Steel strcture and buckstay
Reticulated shell structures
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Products
Power transformation structures
Spiral steel pipe,Steel bridge pier and ocean platforms
Electric power architecture engineering
Manufacture and installation of equipment
Steel strcture and buckstay
Reticulated shell structures
Precision sheet metal
Laser cutting
High and low voltage switchgear cabinet
Sheet metal production and processing
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Precision sheet metal:0086-13906299132
Web site：www.nttonglian.com 
