Hangzhou Lin'an Qiweixian Food Co., Ltd. According to Qichacha, Nanshan Food Bank is the trademark of Hangzhou Lin'an Qiweixian Food Co., Ltd. The company applied for it on November 28, 2022, and mainly deals in black sesame cake food. Registration authority: Hangzhou Lin'an District Market Supervision and Administration Bureau, industrial and commercial registration number 330185000180274.