According to our records, this business is located at 1418 Jefferson St. in Oakland (in Alameda County), California 94612, the location GPS coordinates are: 37.806019 (latitude), -122.274255 (longitude). Hao Sing Sewing Co is categorized under Aprons, Breast (Harness) (SIC code 2399). Known organization owner is Hao Gu Dang. Current estimates show that the unit has a sales volume of $2,114,000 and staff of approximately 14 people. You can contact the company by phone at (510) 465-9658; the following fax number is also provided: (510) 465-0288.