哦···
差点忘了···

媳妇，你不是米有数学寒假作业么

我快写完了，哈哈

Transport Network Division (TND) is the most important division in ECI. The
first SDH network in China was built with the products from ECI TND. ECI is
one of the major vendors that provide total solution of transport network al
l over the world. With high quality, easy maintainability and deep innovatio
n, TND solution got a very good market position all over the world. TND buil
t the R&D facility that focus on the research and development of access prod
ucts for Transport network in ECI China in April, 2005. TND R&D of ECI China
is growing very rapidly. Now the R&D activities cover three product lines:
SDH based MSPP, Packet based MSPP and Metro optics. Technologies applied inc
lude SDH, PDH, PCM, Ethernet, MPLS, IP, DWDM, CWDM, OADM, ASON, Telecommunic
ation Network management, etc. Products developed by TND R&D of ECI China ar
e very competitive in the market due to their high quality, low cost, state-
of-art technologies and powerful functions. Up to now, more than 18000 netwo
rk elements have been installed in more than 60 customers’ network around t
he world. With our rich experience and high efficiency, and with the great s
upport from ECI headquarter, TND R&D of ECI China had already made great suc
cess. Hope you will join in us and make greater success in this challenging
area together with us.