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Owing to advanced design capability, LF has achieved two certificates of design patent---barral shape and dome shape. The company has equipped with advanced software and system, and it has many experienced designers and technical engineers. Also we have already established strategic cooperation relationship with many universities, construction design institutes, etc., which enables it to have high capability of designing and consulting in the professional field. 



LF focuses on supplying high quality materials and professional technical service to satisfy clients. The company philosophy “ High quality without compromise” is beard in every LF peoples’ mind from beginning to end. We have obtained the verification of SGS with respect to chemical test, physical test and welding test. Our product can been sold in European Ecnomic Area and we also have ISO9001 certificate, which indicates that we meet the requirements of most of customers and other stakeholders.

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The fame of LF has been spread all over the world, and we have communications and coorperations with many well-known companies frequently. We are also the principal member of some famous society, which powerfully shows that LF has been one of the leaders in spatial structure field for many years.

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