Recently, RHM (Rainbow Heavy Machineries Co., Ltd) has obtained two
patent certificates for invention, and they are “one new device of
rotary bearing for leg crane” and “one chassis suspension system for
non-highway construction machinery”. It marked a new technological
breakthrough of RHM in offshore engineering equipment and port
machinery.
So far, there have been 192 patents issued to
RHM, including 26 patents for invention. Winning these two patents
further increases the proportion of technology of its product, enhances
its core competitive edge, and provides a strong and firm science &
technology support for better international market.