Qualifications and Honors-Dongguan Yixin Qingjiang Machinery Manufacturing Co., Ltd.

2022235100043_A Automatic Magnetic Door Lock for Construction Elevators_Utility Model Patent Certificate

2023235021629_A Double-Door Lock for Construction Ladders—Utility Model Patent Certificate

2023235021648_A Tower Crane Attachment Internal Support Rod_Utility Model Patent Certificate

2023235871553_A Lifting Device for a Simple Hydraulic Lift – Utility Model Patent Certificate

2023235871587_A Overload Protection Mechanism for a Simple Hydraulic Direct-Acting Lift—Utility Model Patent Certificate

2024211416753_A Single-Door Anti-Collision Device for the Cage of a Construction Elevator—Utility Model Patent Certificate

2024211416768_A Linked Door Lock_Utility Model Patent Certificate

2024226905466_A Notch Platform for Counterweight Blocks of Tower Cranes—Utility Model Patent Certificate

2024226905517_A Placement Rack for Tower Crane Luffing Beam_Utility Model Patent Certificate

PA21221060CN-202220076127.1 – Utility Model Patent Certificate (Seal)

PA21221061CN-202220077060.3 – Utility Model Patent Certificate (Seal)

PA21221063CN-202220081017.4 – Utility Model Patent Certificate (Seal)

PA21221066CN-202220076009.0 – Utility Model Patent Certificate (Seal)

PA21221067CN-202220076008.6 – Utility Model Patent Certificate (Seal)

PA21221068CN-202220088445.X – Utility Model Patent Certificate (Seal)

PA21222830CN-202220076007.1 – Utility Model Patent Certificate (Seal)

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Dongguan Yixin Qingjiang Machinery Manufacturing Co., Ltd.

Phone:13926893097
Address: Fengchong Industrial Zone, Fengchong Village, Zhongtang Town, Dongguan City, Guangdong Province

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