GIENG DAY CO., LTD. - Hanoi

Gieng day co. Ltd. Was incorporated in 1990 as the gieng day brickManufacturing company with principle stockholders sumner burnham and w. H. Ferguson. Over the years the plant has had several kilns. Early on, the brick were fired in scove kilns, rectangular masses of brick stacked loosely together, covered with clay, and fired for weeks. Later the european tunnel kiln came into use. It used fo oil and fired brick in less than two weeks.