Zhejiang Yihai Industry And Trade Co., Ltd is a manufacturing and trading enterprise which integrates research, development and manufacturing, export and service of Insulated Tumbler,Stainless steel water bottles, vacuum flask, coffee mug, thermos, sports bottle and hip flask.

Congratulations to Yihai Company for passing SEDEX audit.Who would choose a small workshop without any qualifications as their supplier? Most companies or well-known brands must choose a reliable Sedex-audited factory as a long-term partner.Because of The certified factory will be fully organized an

We have rich experience in custom manufacturing all types of drink water bottles with high quality and competitive prices. We design products with an emphasis on innovation, timelessness, simplicity, and sustainability. Helping customers achieve value is our aim.Yihai was established in 2016 As one

Water Bottle as a daily use of consumer goods, competitive prices and good product quality is based on the fundamental market, it can quickly spread the brand image and value at a very low cost. In this intelligent era, the transmission of information is very fast, and it is particularly important t

1. Differ chemical element content between AISI 304 stainless steel and 201 stainless steel1.1 Stainless steel plates that commonly used was divided into two types: 201 and 304. In fact, the components are different. 201 stainless steel contains 15% chromium and 5% nickel. 201 stainless steel is a s