Image credit: Navigator Gas. Navigator Holdings Ltd, known for operating the world’s largest fleet of handysize liquefied gas carriers,on August 23, has announced a significant expansion of its fleet. The company has secured contracts with Jiangnan Shipyard (Group) Co., Ltd. and China Shipbuilding Trading Co., Ltd. for the construction of two new liquefied ethylene gas carriers. The contracts, valued at an average of $102.9 million