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The 2025 China International Hardware Show (CIHS) grandly opened at the Shanghai New International Expo Center on October 10th, 2025, with TRI-CIRCLE products making an appearance to support the event.

Time:

2025-10-10

Yantai  TRI-CIRCLE  Lock Manufacturing Technology Co., Ltd. participates in the exhibition grandly with its full range of core products. The new products launched this time cover 6 categories and 40 specifications, namely: Computer Keyway + Side Pin Copper Padlock, S-Keyway + Side Pin Copper Padlock, S-Keyway Thin Copper Padlock, Stainless Steel Padlock with Core Sleeve, Pin Tumbler + Serpentine Keyway Leaf Composite Structure Padlock, and Frame-Type Leaf Padlock.

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Participating in the 138th Canton Fair, TRI-CIRCLE Lock is looking forward to creating a better future with you.

Participating in the 137th Canton Fair, Sanhuan Lock is looking forward to creating a better future with you.

Happy news!The company was selected into the list of provincial "green factories”

Recently, the Shandong Provincial Department of Industry and Information Technology announced the list of green manufacturing systems at the provincial level in Shandong Province in 2024.

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