SEMW na faʻavae i le 1921 e pei ona i ai i le 100 tausaga o le talaʻaga. Ina ia faʻamalieina le faʻateleina ai le manaoga o le maketi faavaomalo mo Hydraulic Pile Driving Rig, Diesel Pile Hammer. tuufaatasia la matou kamupani ma Shanghai Jia Yuan Hai Tupe teufaafaigaluega (Vaega) CO., Kamupani e faʻatuina Shanghai Engineering Masini Co. Ltd. lea e faʻavasegaina le auala mo le kamupani ina ia avea o se faʻavaomalo lauiloa ituaiga i le lumanaʻi.