domain chain的用法和樣例：
例句
- At the same time is a possession and transport infrastructure business, a relatively complete industrial chain, has a strong competitive advantage.
公司是一家同時擁有基礎設施及運輸業務的企業，產業鏈比較完整，具有較強的競爭優勢。 - With tea industrial management system innovating, the tea chain management may elongate and strengthen the tea chain, increase added value of tea, enhance the competitive power.
作為茶葉生產經營制度的創新，茶葉產業鏈管理可以拉長茶葉產業鏈條，增加茶葉的附加值，提高茶葉產業的整體競爭力。
