The Hop Sing Tong (Chinese: 合勝堂; Jyutping: hap6 sing3 tong4; pinyin: Héshèng Táng) is a Chinese American Tong that was established in 1875.^[1]

The Hop Sing Tong has several branches in the United States. Branches include:

• Boise, Idaho - 706 Front Street (defunct)
• Denver, Colorado - 4130 E Colfax Avenue
• Los Angeles, California - 428 Gin Ling Way
• Marysville, California - 113 C Street
• Portland, Oregon - 317 NW 4th Avenue
• San Francisco, California - 137 Waverly Place
• San Jose, California - 639 N 6th Street (defunct)
• Seattle, Washington - 512 Maynard Avenue S
• Vallejo, California - 404 Marin Street (defunct)

• Raymond Chow Kwok Cheung, Hop Sing Tong enforcer
• Leung Ying, Former Hop Sing Tong member turned mass murderer