恒温控制  制造商、经销商、供应商

Ningbo Kingdun Electronic Industry Co.,Ltd. , as national Hi-tech Enterprise, is a large-scale enterprises specializing in producing of various kinds of safety alarms. Established in 2000, we already have a wide range of experience in product design, certification and manufacture of different kind of alarms as well as premium electrical household appliances and accessories..

Our main products include different kinds of smoke alarms, carbon moxide alarms, gas alarms,water alarms,intelligent wireless alarm system , and other home electronics.

Our factory covers 13,000 square meters, with 35,000 square meters for Construction area . We have 8 SMT lines and 4 automatic through-hole production lines, 8 final packing line and one automated plastic injection room . All our smoke alarm and other alarms are 100% calibrated and controlled under our efficient ISO-9001 quality system. And our factory have also been certified with BSCI , ISO 14001 , OHSAS 18001 standard for the environment protection and social responsibility.

Our market is mainly located in Europe and all over the world. We have been working on these market for over 10 years and we have a good reputation among our customers who are also well known whole sellers and distributors in security area .

Our main objective is to develop and innovate more safety products for our customers. Together with KingDun , you can bring a more safety home to the end users in your market. And we are always ready to offer our good service. For more information , please visit our website or contact us directly with your questions or inquiries.

Shandong Shenzhou Refrigeration Equipment Co.,Ltd, originating from Refrigeration Technology Service Department of Shandong Institute of Commerce and Technology in 1989, is a company specialized in research, design, production, sales and services of refrigeration equipments. It has obtained ISO9001:2015 quality system certification and CE.Our factory is located in Shengjing High-tech Park of Zhangqiu, Jinan city, China. Its main products include reciprocating and screw parallel compressor units, low-temperature brine units, condensing units, purity CO2 systems, secondary refrigerant systems, CO2 cascade systems,digital scroll compressor units, flooded pump units and supporting electronic control systems, etc. These products are widely applied to industries of food, medicine chemistry, scientific research, logistics, and brewing etc. Its sales network covers the whole country and the products are also being exported to Southeast Asia, Africa, and developed countries in Europe and America.

Pro Smart Ltd. is a company focused on the development and manufacture of reliable and affordable solutions for the automation of different types of devices. Our products are suitable for private homes, as well as for industrial buildings.
We at ProSmart believe smart home solutions are rapidly gaining popularity, because they add great value to the conventional devices, simply making them accessible, easily and remotely controllable, optimizing their energy consumption and giving a wide variety of different settings.

Yaang Pipe Industry is a professional organizer and one-stop-shop supplier for steel piping system products, including steel pipe and tube, forged flange and fittings, butt-welding pipe fittings, elbow, tee, reducer, stub end, gaskets, fasteners, valves, Sanitary Services etc. in China. We have devoted to providing the best solutions of steel materials and industrial equipment for our respected customers.
We supply not only commonly used stainless steel materials (SS304/L,SS316/L,SS321), but also duplex and super duplex steel 1.4547, 1.4462, 1.4410 (S31254,S31803,S32750,S32760), special austenite stainless 310S, 347H, 317L, 904L... Yaang products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining,Sewage treatment, Natural gas and Pressure vessels and other industries.
Yaang products are according to national standard GB/T12459, GB/T13401, U.S. standard ANSI/ASME B16.9, ANSI/ASME B16.5/B16.47, ANSI/ASME B16.11, ANSI/ASME B36.19M/ B36.10M, ASME B16.20,British standard BS,Germany standard DIN,Japan standard JIS..., The purpose built nonstandard or special use products as per customer's demand, we will try our best to satisfy it.
To be a reliable supplier, providing high quality products,very best service and support, Yaang will do that always!