• Utility Model Patent Certificate of “A Kind of Seal Ring Installation Procedure of Adjustable Mud Door”

• Utility Model Patent Certificate of “A Kind of Coaxial Installation Procedure of Mud Door Ear Plate”

• Utility Model Patent Certificate of “ A Kind of Removable Heavy Composite Fender”

• Utility Model Patent Certificate of “A Kind of Mobile Light Tower”

• Utility Model Patent Certificate of “ A Kind of Twin-hull Windpower Operation and Maintenance Ship”

• Nantong Pacesetter Enterprise in Quality

• Appearance Design Patent of “Heart-shaped Wheel House”

• Invention Patent of “ Stern Roller Installation Procedure of Supply Vessel”

• Invention Patent of “Construction Procedure of PSV Low-flash Liquid Tank

• Invention Patent of “ Connector for Shipping Composite Rockwool Panel”

• Jiangsu High-tech Product Certification

• Utility Model Patent Certificate of “A Kind of Portable Heavy Case”

• Utility Model Patent Certificate of “A Kind of Chain Block Test Stand”

• Utility Model Patent Certificate of “A Kind of Steel Tray for Spraying”

• Utility Model Patent Certificate of “A Kind of Frame-type Steel Dock”

• Utility Model Patent Certificate of “A Kind of Adjustable Cutting tool”

• Utility Model Patent Certificate of “A Kind of Slipway Automatic Drainage System”

• Utility Model Patent Certificate of “Embedded Rotate Oil Elimination Device”

• Utility Model Patent Certificate of “A Kind of Portable Oil Tank”

• Utility Model Patent Certificate of “Mobile T-profile for lifting hook”