Specializing in the manufacturing of lost wax investment castings and machined parts in carbon steel and alloy steel,
our company is a large-scale professional investment casting foundry with powerful machining capabilities in China.
Welcome you to our web site, we hope you enjoy your visit.

IATF 16949:2016

Quality System   Click more
  ISO 9001  






ISO 9001


ISO 14001

Mission statement  
Measuring our performance in areas which contribute to our customer's competitiveness.
Creating systems which allow us to repeat sucess with minial variance.
Discovering ways to work more efficiently, in order to increase value to customers with the least cost.
Treating every customers and employees with respect and diginity, recognising that people are the key to our success.
Quality Service = Quality Products  
At casting products, customers receive our complete attention. All of our efforts are directed to make sure that customers needs are completely satisified. If the way we work is not quite fit the way you work, we'll adjust accordingly. If customers have unexpected problem or special request, we will take extra effort to handle it quickly and efficiently.
¡¡¡¡At longxing, quality control is an active, not reactive, function of manufacturing. Quality assurance starts the minute raw materials come in the door and continues through every stage of the casting process. We achieve part-to-part consistency, so the last casting is the same high quality as the first.

¡¡¡¡All our manufactures have quality control systems consistent with IATF 16949:2016 and ISO9001:2015 quality control systems.Continuing statistical process control and process capability improvement is applied for all products manufacturing process. Our commitment and continuous effort in improving product quality has established our image as a high quality manufacture and supplier.

¡¡¡¡We aim to be world class, committed to customer satisfaction & to encourage the spirit of leadership amongst our dedicated team by creating a healthy environment for continuous growth, profit and prosperity.
We provide various test facilities as mentioned under£º  
  Chemical analysis
Tensile Strength
Yield Strength
Elongation rate
Shrinkage rate
Impact Test
Hardness Test
Non-Destructive tests£º
    Magnetic particle.
surface roughness tester
Testing Equipment Click more  

Direct-Reading Spectrometer(F20)
Test the chemical composition of material.

Tension Tester(WEW-600)
Test mechanical properties of material including: tensile strength, yield strength, elongation rate, shrinkage rate

Impact Test Machine(JB-300)
Test the impact physical property of material

Low Temperature Chamber For Iimpact Specimen(CDW-60)
Used to low down the temperature of specimen for impact test.

Hardness Test Machine(HB-3000)
Test the Brinell hardness of material.

Portable Harder Tester
Test the Brinell hardness of material.

Metallographic Microscope(4XB£¬4XC)
Analyse Metallographic structure of material.

Ultrasonic Testing Machine(PXUT-27)
Inspect the internal defects(shrinkage,porosity).

Portable Magnetic Particle Tester
Test the defects on surface & sub surface of metal products(like cracks)

Magnetic Particle Testing Machine(CJW-2000)
Test the defects on surface & sub surface of metal products(like cracks)

Intellectualized Temperature Gauge
Test the temperature of melted steel.

Non-contact infrared thermometer
Test the temperature of melted steel.

Surface Roughness Tester
Test the roughness of machined surface.

Coordinate Measuring Machine
Test the geometric dimension, shape and position of the object.

X-ray Tester
Inspect the internal defects(shrinkage,porosity)

Meterage worktable

Physical Property & Non-Destructive Test Center£¨room A£©
Ningbo Longxing Casting
Ningbo Yinzhou Longxing Machinery Manufacturing Factory
Add: No.2086 Ningheng South Road, Hengxi Town, Yinzhou , Ningbo, Zhejiang ,China
Sales Department: Tel: 0086-574-88065888, 88063688, 13906686835 Fax: 0086-574-88471818
Website: http://www.cnlongxing.com E-mail: sale@lx8.cn