Ningbo Tongyong Plastic Machinery Manufacturing Co.,Ltd.was founded in 1985.Up to now,the company has grown to be a professional machinery manufacturer and processing factory with 300 employees and 160 million fixed asserts.
The company covers an area of 70,000 square meters,owning the most advanced mechanical equipments and the rich technical power,which include the advanced processing center of up-to-date of the world,a large number of control machines,the various inspection instruments and facillities and more than 100 sets of specified mechanical equipment with the capability of high level,well-equipped and sophisticates technology.
The company has annual sales of 150 million.The annual foreign exchange-earning reaches USD 8million.Under the guidance of "innovation,pragmatic,high-tech,honesty,high-quality and perfect service",we provide the most perfect sevice to our customers.
Our customers are from Middle east,Russia,Ukraine,Algeria,Chile and so on,in more than 20 countries and regions.
As well as domestic customere,scatter in more than 20 provinces.
Tongyong combines the newest technology and rich experience of more than 20 years perfectly.The whole production process qualified ISO9001 and 2000 international quality certification and CE production certification.In early or later.The company owns various types and levels of machines with injection capacity from 86gram-1000gram,including proportion,variable and servo are controlled by the computer fully.
Meanwhile,we also have several tens of plastic injection molding machines with high speed,energy saving and high accuracy.Our newly developed "Younghua"plastic injection molding machine,was appraised the "famous brand product of Ningbo".The brand of "Yonghua" was named "the famous trademark of ZheJiang Province"four times running by the Administration for Industry and Commerce of Zhejiang Province.
The company sticks to the strategy of "building the factory with science and technology" all the time,make great efforts to the teshnological innovation and technological coopration.We established stable coopration with Japanese famous group JSW Company in 1995.Also in 2004,established Sino-Japan Ningbo Tongyong Plastics machinery Manufacturing Co.,Ltd.jointly,Tongyong soaks up the international up-to-date technology effectively,increasing the speed of integrating with world.By the advanced technology,we speed up the development of new generation high accuracy,high speed injection molding machine,achieving the performance promotion of high efficiency ,high energy saving and non-pollution.
Effective management is eternal theme for the company.Tongyong Plastic Machinery Manufacturing Co.,Ltd develops and innovates constantly,realizing the scientific management od the networking,standardization and procedures,enhancing the level of management.striving for the survival on the basis of quality,improving the development on the basis of varieties.
We win the high reputation on the basis of perfect performance on the basis of perfect performance and get the benefit on the basis of the perfect managenent.For years,The company won several national,provincial and municipal-level titles of "keep promise,lay stress on contracts enterprise "and "outstanding trustworthy enterprise".
Tongyong never be satisified with the present achievemrnt.Tongyong will face courageously the big challenges from the market,and create and develop constantly,develops positively the potential products and high added value products,integrating the resources,promotes efficiency,putting the new value into Yonghua Brand with a full new connoation.With a new looking and endeavour posture,makes the brand "Yonghua" plastic injection machine being the leader on the field of plastic injection machine.
ASTM A194 2H,gr4 heavy hex nut
double ens stud stud bolts/astm a193 gr b7 stud bolts with 2h nuts
high strenth double end Studs/high strenth Double Ended Stud bolts
DIN938,DIN939,DIN940,DIN835 Stud Bolts,Double Ended Stud with hex nuts or heavy hex nuts
u-bolts square bend 304 u bolt 316 u bolt SS U bolt
a4 b7/double end stud,B7 STUD BOLT,ASTM A193 B7 Tread bar
non-standard thread rod/stud bend head wood screw bend bolt
ASTM A193 GR B7 stud bolt with 2H heavy hex nut/high strengh Stud bolts with 2H nut
u-bolts square bend u bolt ,u bend bolt
end stud,B7 STUD BOLT WITH 2H NUTS astm a193 b7 stud bolts and a194 2h hex nuts,2h heavy hex nuts
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