Fresh Air Ventilator

Holtop is the leading manufacturer in China specializing in the production of air to air heat recovery equipments. Founded in 2002, it has dedicated to the research and technology development in the field of heat recovery ventilation and energy saving air handling equipments for more than 19 years.

Products

Through years of innovation and development, Holtop can supply a full range of products, up to 20 series and 200 specifications. The product range mainly covers: Heat Recovery Ventilators, Energy Recovery Ventilators, Rotary Heat Exchangers, Plate Heat Exchangers and Air Handling Units.

Quality

Holtop assures high quality products with professional R&D team, first-class production facilities and advanced management system. Holtop owns numeral control machines, national approved labs, and has successfully passed the certifications of ISO9001, ISO14001, OHSAS18001, CE and EUROVENT.

Numbers

Holtop has 400 employees and covers an area of more than 30,000 square meters. Annual production ability of heat recovery equipment reaches 100,000 sets. Holtop supplies OEM products for Midea, LG, Hitachi, McQuay, York, Trane and Carrier. As an honor, Holtop was the qualified supplier for Beijing Olympics 2008 and Shanghai World Exposition 2010.

Mission

Holtop has established business relationships with major countries in Asia, Europe and North America, and earned a worldwide reputation for providing reliable products, knowledgeable application expertise and responsive support and services.

Holtop will always committed to the mission of delivering highly efficient and energy saving products and solutions to reduce environmental pollution, to ensure people's health and protect our earth.

Guangdong Yifei Purification Technology Co., Ltd. was established in 2015 in a famous manufacturing city -- Dongguan, Guangdong.Yifil is a national high-tech enterprise in China, focusing on the design, development and production of air disinfecting machine, air ventilation system and air purifier, etc. Relying on the molding factory and skilled R & D team, Yifil Purification has launched a number of air disinfecting machine, air ventilation system and air purifiers , and has provided O-E-M and O-D-M services to many customers around the world. Yifil purification own two production base in Dongguan,Da-lang and Da-ling-shan. All kinds of air filter, household air purifier replacement air filter, industrial air filter production equipment, air purifier, air ventilation system, air disinfecting machine production line, can provide all kinds of air filter, purification equipment, air ventilation system, air purifier,air disinfecting machine processing production. Yifil purification all products are self-developed, R & D team are graduated from China key University, with rich product development experience, with strong electronic control, structure, materials, the whole machine and other development capabilities. At present, yifil purification has obtained more than 50 national patents in China, and has passed the I-S-O 9001:2015,I-S-O14001:2015,CCC\CQC\CE\FCC\ROSH certification and so on.

We warmly welcome customers from at home and abroad to establish cooperation and create a bright future with us together.

Dezhou Xinling Air Conditioning Equipment Co., Ltd. was established at the beginning of 2000, with a production area of 15,000 square meters. It is mainly engaged in the production of all kinds of fire exhaust fans, fire dampers, fan coils, fresh air ventilator, fan case, fresh air units and all equipment at the end of central air conditioning. Among them, it is particularly good at the production process of exhaust fans, fire dampers and fan coils, and its products such as fans and fire dampers have complete 3C qualification and explosion-proof qualification. For many years, our company has served our customers with the business tenet of "honesty and quality assurance", and won the titles of "Lixin Enterprise", "AAA Credit Enterprise", "AAA Contract-abiding and Credit-keeping Unit" and "Quality, Service and Honesty AAA Enterprise".