Rosemount transmitter is a kind of general pressure transmitter. It is manufactured according to the law of electromagnetic induction and JB/T9248-1999 standard. It is used to measure the volume flow of conductive liquid in pipes, such as water, sewage, mud, mineral slurry, acid, alkali, salt liquid and food slurry. Rosemount wireless transmitters are empowered with wireless HART protocol, and provide accurate level, pressure, and flow measurements.
http://www.wektransmitter.com/....rosemount/rosemount-

WK series thermostat can control on-off according to the principle of liquid which expands with heat and contracts with cold, and with the characters of extract temperature control, large capacity current, wide range control, stable performance and high sensitivity. What's more, it is applicable to electric water heater, water boiler, electric oven, warm air heater, washing machine, frier, kitchen equipment, etc. The designed temperature is 40~350ºC while on-off temperature difference is 2~12ºC.
http://www.rulethermostat.com/....thermostat/wk-series

Car seat is a portable seat for an infant or a small child that attaches to an automobile seat and holds the child safely.

Wheelchair lift is a motorized platform that moves a person while they're sedentary going up or down staircases or from one level to another like an elevator. They are used inside the home and outside. An outdoor wheelchair lift is often used when a ramp would be too steep or otherwise difficult for a person in a wheelchair to navigate.
http://www.mingao-cn.com/car-s....eat-accessories/whee

Hollow section is a type of metal profile. They are commonly made from cold-rolled steel and formed into a hollow, tubular section. This profile creates a gaping unfilled edge that extends throughout the whole steel bar, which is what gives them the alternative names of "box section" and "hollow section."

Steel hollow section also known as structural steel tube and hollow structural sections (HSS) is a type of steel that is formed into a hollow tubular section.
http://www.lefinsteel.net/hollow-section/

Polygon trampoline features noise-reducing rubber pad design to effectively reduce motion noise. The overall structure design makes it easy to use. The trampoline frame is made of high-quality steel, which is rust-proof and high-strength, and can be used in any position. The polygon trampoline uses high quality springs and weighs up to 300 kg. With high quality PP fabric, it's breathable and durable and makes the consumer enjoy family fitness.
http://www.junpusports.com/tra....mpoline/big-trampoli