China's Top

	The First Industrial Bearing of China In March, 1948, the first generation of bearing workers began to trail-produce the holder and the steel balls. In September, 1949, the first industrial bearing whose representative model is "601" was born in Wafangdian Bearing Group Corporation, and the history that China can't manufacture industrial factory was ended at the same time.		The First Locomotive Wheel Pair Bearing of China In 1958, ZWZ succeeded in applying F1-203 locomotive wheel pair bearing which was developed and produced by ZWZ on domestic "Dragon" diesel locomotive.
	The First Tank Inducer Bearing of China In October, 1958, the 782726 tank inducer bearing developed and produced by ZWZ passed test of actual combat, and it is provided with good performance.		The First Nuclear Industry Bearing of China In 1962, ZWZ developed and produced the 205TA bearing which was used to produce nuclear fuel for atom bomb. The bearing contributed to explosion of China's first atom bomb on October 16th, 1964.
	The First Lorry Bearing without Axle Box of China In October, 1964, the 97726 lorry bearing without axle box developed and produced by ZWZ succeeded in loading test on railway line. This made great contribution to lorry roller bearing industry in our country.		The First Large Sized Tracking Telescope Bearing of China In April, 1975, the special construction, high precision bearing B1-1003 for H<-1 main shaft of large sized satellite tracking telescope was provided with excellent performance. It made great contribution to national defence, military affairs and space technology development.
	The First Car Front-wheel Hub Bearing of China On December 20, 1989, the car front-wheel hub bearing designed and manufactured by ZWZ passed road service conditions and bench reliability test of Shanghai Volkswagenwerk Company and Tianjin Automotive Industry Corporation. The product level reaches band B after authenticated by quality system, and the product precision reserve ratio reaches 100%.		The First Constant Velocity Universal Joint of China On December 19, 1989, the constant velocity universal joint for car designed and manufactured by ZWZ brought results. It has developed to 14 series and more than 200 varieties now. And 80% of the products are sold in American market.
	The First Micron Order Ball Screw of China		The First Domestic Bearing for 2050 Rolling Mill of China In November, 1990, ZWZ developed and produced finishing mill group work roll bearing E7629/520 for Bao Steel Group 2050 rolling mill. After operating, the test performance was proved to be reliable. It was inspected and accepted smooth by the state. Besides, it was talked up by foreign experts.
	China Millennium Monument Bearing In December, 1999, on the China Millennium Monument, the rotary altar bearing developed and produced by ZWZ supported the monument and received the first light of morning of the new millennium.		Automotive Patented Product 76/66BTN
	Airplane Halting Bearing In October, 1998, bearing for airplane safety barrier of China's number one project was born in ZWZ, and it was inspected and accepted in one shot.		Three Gorges Bearing sx24152 On November 1, 2001, the contract signing ceremony for bearing which forms a complete set with spillway sluice of the Three Gorges Project was held in Zhengzhou, and ZWZ gravely signed its name.