Where is Mudanjiang Hello Company? Wanda plaza, Xi District, Mudanjiang City. According to the boss direct employment website, Mudanjiang Harold Company is located in wanda plaza (Mudanjiang Store) 1603, Xi District, Mudanjiang City. Hellobike was founded by serial entrepreneurs Yang Lei, Li, Han Mei, Jiang Wei and others. Hellobike is a professional mobile travel platform dedicated to providing users with convenient, efficient and comfortable travel tools and services.