Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
The head and body of the helmet should be secured
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time.
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
A ,derecho, (pronounced similar to "deh-REY-cho") is a widespread, long-lived wind ,storm, that is associated with a band of rapidly moving showers or thunderstorms. Although a ,derecho, can produce destruction similar to the strength of tornadoes, the damage typically is directed in one direction along a relatively straight swath.
15/6/2020, · For the western ,derecho, on June 6, 2020, outlooks showed an enhanced potential for severe ,storms, in Nebraska and the Dakotas two to three days in advance. However, the outlooks didn’t highlight the potential for destructive winds farther south in Colorado until the morning that the ,derecho, formed.
In fact, a ,derecho,’s path of damage is at least 240 miles long. That’s a huge ,storm,! As the ,storm, grows in size, it forms what are known as bow echoes—large curved packs of thunderstorms that race forward in one direction. These bow echoes form because the downbursts are stronger in the center of the ,storm,. Stronger downbursts mean faster ...
11/8/2020, · A ,derecho, is defined as a violent, prolonged wind event, produced along the leading edge of a widespread ,storm, system known as a 'mesoscale convective system', or MCS. It forms a curved (or bowed) line of thunderstorms, frequently called a 'bow echo' due to its shape on radar.