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Hongyuan Mechanized Spraying
Video Introduction: Hongyuan Mechanized Spraying Duration: 03 minutes and 53 seconds
09-06
2017
Hongyuan Waterproof SBS Practical Competition
Video Introduction: Hongyuan Waterproof SBS Practical Operation Competition Duration: 1 minute 9 seconds
08-16
Hongyuan Waterproof Polymer Competition
Video Introduction: Hongyuan Waterproof Polymer Competition Duration: 2 minutes and 22 seconds
[Master Open Class] Standardized Construction of Hongyuan SBS Waterproofing Membrane-Li Guoliang
Video Introduction: [Master Open Class] Standardized Construction of Hongyuan SBS Waterproof Coiled Material-Li Guoliang Duration: 4 minutes and 56 seconds
