Because of the volume of orders, Wei's sister and sister-in-law, who were living in the US, took over responsibility for the American market. Brother and sister work together, but the sister is in charge of the overseas arm of the business.
後來因為北美地區的訂單越來越大，移民美國的姊姊、姊夫決定自己跳下來當經銷業務，形成姊弟海外分工的經營模式。