The largest refrigerated transport companies in Asia are:

1. Sankyu Inc. – Sankyu is a Japan-based company that specializes in providing logistics and supply chain solutions. The company operates a fleet of refrigerated vehicles and provides refrigerated transportation services for a variety of goods, including food and beverages, pharmaceuticals, and chemicals.
2. Nippon Express Co., Ltd. – Nippon Express is a Japan-based company that specializes in providing logistics and supply chain solutions. The company operates a fleet of refrigerated vehicles and provides refrigerated transportation services for a variety of goods, including food and beverages, pharmaceuticals, and chemicals.
3. Yusen Logistics Co., Ltd. – Yusen Logistics is a Japan-based company that specializes in providing logistics and supply chain solutions. The company operates a fleet of refrigerated vehicles and provides refrigerated transportation services for a variety of goods, including food and beverages, pharmaceuticals, and chemicals.
4. Sinotrans Limited – Sinotrans is a China-based company that specializes in providing logistics and supply chain solutions. The company operates a fleet of refrigerated vehicles and provides refrigerated transportation services for a variety of goods, including food and beverages, pharmaceuticals, and chemicals.
5. Kerry Logistics Network Limited – Kerry Logistics is a Hong Kong-based company that specializes in providing logistics and supply chain solutions. The company operates a fleet of refrigerated vehicles and provides refrigerated transportation services for a variety of goods, including food and beverages, pharmaceuticals, and chemicals.

It is worth noting that the above companies are examples of companies that operate in Asia and are not a comprehensive list of all refrigerated transport companies in the region. Additionally, the size and value of the refrigerated transport industry in Asia may vary depending on the specific country or region. The transportation and logistics industry in Asia is constantly changing and it is important to conduct further research to get the most updated data.