4 月 2 am, Qinhuangdao Tianye Communications Heavy Industries Co., Ltd. (Shenzhen Code: 002459, referred to as "Tianye Communications"), held in Beijing, "TTSJ900 inside and outside the general frame-type tunnel machine technology will be assessed bridge ", the Ministry of Railways, Railway Research Institute, China Railway, China Railway Construction, China Communications Construction Bureau of the shares and their respective leaders and experts attended the meeting.

Tianye Communications of the railway bridge is currently the leader in construction equipment manufacturing, railway bridge machine living in the domestic market share in the first place. Inside and outside the common bridge-type tunnel TTSJ900 machine is Tianye Communications project last year, new product R & D projects, mainly for the mountain railway bridge and tunnel project than the major characteristics of the development program of new construction equipment.

According to reports, the main innovation of the technology and the advantages are: imports and exports and tunnel in the tunnel frame beam, and the open air in the tunnel outside the beam line shelves exactly the same, without any disassembly of thin and reset action, that is accompanied with the frame, to facilitate ease; transport beams beam their jobs, good mobility and can save fuel and shorten the construction period; structure to take no lower guide beam, vertical shift action via a simple and direct, good security.

After listening Tianye Communications product design engineer, after discussion, the assessment expert group Tianye General Communications TTSJ900 type bridge machine inside and outside the tunnel to give a high assessment that this is a quite innovative and practical technology of railway bridge, railway bridge machine developed in our history, landmark, while the product also made some constructive suggestions for improvement.