1.High quality 2.Competitive Price 3.Have CCS and EC Certifications etc 4.Good after-sale services 5.short delivery time  Ship Whistle 

Product Inspection Standard: Requirements of the ZC Regulations for the statutory surveys of ships and offshore installations and International Marine Anti-collision Regulation(1972),1996 Amendments to the SOLAS1974, and CB/T3142-94,CB/T428-93.

Type	Horizontal safety load	Vertical safety load
DFDJ	120kg	120kg

Marine Ship Whistle for marine equipments