Rose, Downs and Thompson, Hull, UK, opened Hong Kong branch office, 1910s
Rose, Downs and Thompson of Hull, UK, maker of plant for processing edible oils and for making animal feeds, opened branch offices in Shanghai and Hong Kong in the 1910s.
This company biography comes from the excellent UK Industrial History website Graces Guides, linked below.
1777 Company established.
1874 Christiana’s grandson, John Campbell Thompson, joined the partnership.
1870s James Downs visited America, returning with the plans for new machinery in the form of Anglo-American presses; these could press larger numbers of oil cakes than before and the firm soon became the principal British firm for oil mill machinery. Most of their customers were the seed-crushing firms.
By 1876 the company’s name had changed to Rose, Downs and Thompson (see advert)
1878 “NOTICE is hereby given, that the Partnership formerly subsisting between us the undersigned, William Johnston, Milson Rhodes, James Downs, and John Campbell Thompson, at the borough of Kingston-upon-Hull, as Engineers, Millwrights, Boiler Makers, and Iron and Brass Founders, under the firm of Rose, Downs, and Thompson, has been determined as from the 30th day of June last. The business, in future, will be carried on, on the same premises, by the said James Downs and John Campbell Thompson, under the said firm of Rose, Downs, and Thompson. Dated, this 20th.day of November, 1878. Wm Johnston., J. Downs. Milson Rhodes., J. C. Thompson.”
1879 The business had been established for over a century; hydraulic engineers of Hull
1880s Diversified into winches, grab cranes and other pieces of steam machinery for trawl fishing. This move helped them survive a period of debt in the 1880s and their financial position improved in the 1890s
1893 Incorporated as a Limited Company when difficult times forced the firm to become a limited company
1894 Catalogue of Oil Mill Machinery. 
c.1906 Charles Downs became managing director
1910s The firm expanded, buying a gear wheel firm in Leeds and opening branch offices in Shanghai and Hong Kong.
1914 Engineers, Iron Founders and Boiler Makers. Specialities: Oil Mill Machinery, Makers of the Kingston Dredger. Employees 350. 
1916 Death of John Campbell Thompson, of Hull, the chairman
1937 Engineers. 
1939 Robert Apsland Bellwood was technical director.
By 1961 was part of Davy-Ashmore
1970 Acquired by Tremletts