Boost your profits

by EN ISO 3834, you can be ready to access the European market and potential profits

Ensure quality

with EN ISO 3834 you can guarantee welding quality and the accuracy of the components' performance and reduce your costs

Meet customers' needs

your products provide consumers with healthy, reliable and environmental protection

Improve competitiveness

EN ISO 3834 enable you to be competitive in the European market

About Us

About UsWho We Are

RASOO is one of the most famous and authoritative certification consultation bodies, with many accreditations such as ASME, PED, EN15085,EN1090,ISO3834,CWF,AISC and etc, enjoying a high reputation in the market. In China, based on different international welding standards, RASOO has performed welding procedure qualification and welder qualification for more than 50 manufacturers in boiler, pressure vessel, valve, piping, fittings industries; And more than 30 manufacturers of railway vehicles and components have passed EN 15085 certification from RASOO, accumulating rich experience and reference. RASOO China boasts of a strong technical force, including many welding experts, tens of authorized welding engineers, providing localized technical support and in time service as per client’s needs. With the comprehensive technical resource of RASOO network, RASOO can provide the “One-Stop” service for our clients.

20
Our experience
2500
Our customers
1800
Projects Done

Our ServicesWhat We Do

Cool StaffInnovative Team

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David Chen
ISO3834 Audit

Responsible for ISO3834 certification audit, welder examination, welding process qualification confirmation

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Mary Su
ISO3834 Consulation

Responsible for ISO3834 certification consultation, welder examination and welding process qualification guidance

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Nancy Xia
NDT

Responsible for ISO3834 certification and welder examination, nondestructive testing in welding process qualification

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Jason Chen
Welding Training

Responsible for ISO3834 certification and welder examination, welder operation training in welding process qualification