MR. CHING KING SIN, compradore to the important German house of Messrs. Carlowitz & Co., is a son of Mr. Ching Kong Kin, a merchant and trader, resident in the Colony for about forty years. Upon completing his education at St. Joseph's College, Mr. Ching King Sin entered the firm of Messrs. Carlowitz & Co., and about a year ago he was promoted to his present position, in which he is responsible for the whole of the Chinese staff and the Chinese business of the firm. Mr. Ching King Sin is a member of the Chinese Club.