Kāhea iā mā˚ou

ʻO Linqing dingtai machinery co, ltd i hoʻokumu ʻia ma 2002 aia ma ke poʻo ʻākau o ke apo hikina hikina, ke kūlanakauhale ʻo Linqing (hema o ke alaloa 1 km). ʻO ka halihali kūpono. Hoʻokumu ka ʻoihana i ka noiʻi a me ka hoʻomohala ʻana o ka hui hydraulic cylinder, hydraulic systerm a pēlā aku.