Mar. 09, 2024 China Tree-Planting Day

China Tree Planting Day is on March 12th, which encourages Chinese people to plant trees and nurture the environment. It emphasizes the importance of trees in sustaining life and serves as a symbol of renewal and growth.

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Feb. 07, 2024 Chinese Spring Festival

During the Spring Festival, Dongya always holds celebrations to honor the holiday.

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Sep. 04, 2023 Piston Ring Global Ranking

The piston ring is one of the key components of the engine, and its quality directly affects the fuel consumption and output power of the engine.

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Sep. 03, 2023 Piston Rings Made by China has Caught Up with the World Top’s Technology

As one of key component of the engine, the piston ring work in a high-speed, high-temperature and high-pressure environment, which can easily cause piston ring to crack, resulting the air leakage, loose of power

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