Shanghai Aolong Xingdi Testing Equipment Co., Ltd., the leading supplier of hardness tester in China, has nearly 60 years experience in this field. We provide 4 series of hardness testers with more than 20 models. Holding a market share above 30% in china, we also have customers from over 40 countries and regions, which encompass US, Europe, South Africa, Southeast Asia, Hong Kong and Taiwan.
Now our factory has been authenticated Hi-new-tech Enterprise in Shanghai in the last 5 years, and successfully passed the ISO 9001 Quality Management System Attestation.
In year 2000, we outperformed our domestic competitors in 10 major economic measure sticks, such as yield, sales, profits, productivity and net profit asset ratio.
Aolong Xingdi inherits former material testing machine factory’s accumulated precious resources and fine tradition, pursues creativity and integrates Dandong Aolong company’s advanced management ideas and enterprise culture. Meanwhile, guided by Aolong group’s entire developing aim, we continuously expands our business to relative industries and fields. Leaded by Aolong collectivization development strategy, we manifested our enterprise’s strengthful development advantages and we utilize the complementary of North-south resources to establish wider marketing platform to promote our business rapid development, supplying better service for our home and overseas customers, creating more glorious achievement and boarding DHT brand reputation.
Address: No.618 Jianyun Road,Pudong New Area, Shanghai, China
Tel: 86-021-58122728  86-021-58736492     
The most important thing is
good quality, the best service
for our customers.
History---Major in
manufacturing the hardness
tester for 50 years
Various of products----
More than 30 models for
Rockwell ,Vickers and Brinell
Give any worker a respect
and make everyone do his/her
best to improve his/her
ability in order to get a good
At the some time ,we give any
worker a clear and comfortable
working surrounding .
We are all in a family , a warm
With years of service 
experience, we solve various 
problems for our customers 
efficiently and rapidly, 
ensuring our service quality
meets customers’ 
1.Installation and debug the
instruments and be responsible
for the training to operators 
on the machines’daily use, 
common troubleshooting and safety. 
2.The warranty period is one year from the date of instruments leaving factory. Lifetime maintenance. Within the warranty period, instruments repair are free. (Except for failure arise from force majeure)
3.Within the warranty period, the following situations should be a pay-needed maintenance service
1)Any failure because of human influence or force majeure;
2)Any failure because of improperly operation;
3)Any failure because of other people’s repair
4.Customers should carry the cost of maintenance and repair fee and its consumable parts for the products over warranty period.

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