Suping Well No. 1 is the lst horizontal onedrilled by MGMR, and also the initial attempt of develop-ing small fault-block oilfield with horizontal wells in waternetwork area in China.

• 苏平1井是地矿部施工的第一口水平井，也是国内在水网地带用水平井开发小断块油藏的初步尝试。