CULines’ shipping industry segment is dedicated to the container liner transportation,  and international shipping agency for many years. Besides cross-Strait routes, it also provides services linking China to Southeast Asia, South Asia, Northeast Asia, Middle East, Europe and the United States of America . By December 31, 2021, CULines has launched over 30 container liner routes, which it covers 48 major ports in 20 countries and regions such as Chinese Mainland/ Taiwan/ Hong Kong, Japan, South Korea, Vietnam, Thailand, Philippines, Cambodia, Singapore, Malaysia, India, Pakistan, UAE , the Kingdom of Saudi Arabia , Oman, the Netherlands, Belgium, Germany, UK and USA . According to Alphaliner, by December 31, 2021, CULines ranked No.22 among global container shipping operators.

CULines aims to render exclusive supporting services, along with expanding and improving marketing system local and abroad. Against this area, it has established its own shipping agency brand – Culines International Shipping Agency, and also set up operation offices in Tianjin, Qingdao, Shanghai, Ningbo, Xiamen, Shantou, Huizhou, Shenzhen and Guangzhou in mainland territory. Beyond that, CULines has invested and established C.U.LINES LIMITED in Hong Kong, China United Shipping Pte. Ltd. in Singapore, CU LINES Vietnam Co., Ltd. and CULINES Thailand Company. For inland water transportation extending to the Yangtze River, CULines aslo set up a wholly-owned subsidiary named CUL Shining Shipping Co., Ltd.