What's the name of cstand in China?

This kind of English is usually called C-type lamp holder or C-type lamp holder in China.

In China, Cstand is usually called C-shaped lamp holder or C-shaped lamp holder. C-shaped lamp holder is a kind of shelf used to support lamps and other photographic equipment, and its shape is similar to the Latin letter C.

It is usually made of metal material, has a stable tripod base and a height-adjustable crossbar, and can be used to fix lighting equipment such as photographic lamps and flashlights, and is often used in film and television shooting, studios and other scenes.