Product export
Global sales of products such as air-to-air heat exchangers and air conditioning units
Manufacturer of air to air heat exchangers and air conditioning units, made in China
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CNCSP provides both standardized products and customized solutions tailored to your needs, helping businesses reduce energy costs and boost efficiency.
Sold in China
Marketing services and market development for global products in China
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Construction and online promotion of Chinese websites, SEO optimization
Cultural exchange
Organize cultural exchange activities between China and the world
PRODUCTS AND SERVICES
Focus on producing fresh air units, air conditioning units, heat exchange boxes, etc. using air-to-air heat exchangers and applied heat exchange technology
Application scenarios
If you have a need for air to air heat exchangers, you can contact us
Temperature Control and Dehumidification Solution
Mushroom cultivation requires precise control of temperature, humidity, and air quality throughout different growth stages. Continuous ventilation is essential to remove excess moisture and carbon dioxide, but traditional direct air exchange often causes large temperature fluctuations and high energy consumption. Integrating an air-to-air heat exchanger into the fresh air system provides an effective solution for simultaneous temperature control and dehumidification in mushroom growing rooms.
Challenges in Mushroom Room Ventilation
Mushroom growing facilities typically face the following issues:
Continuous demand for fresh air supply
High humidity exhaust air with significant moisture content
Direct ventilation leading to unstable indoor temperatures
High heating demand in winter and increased cooling load in summer
Difficulty maintaining stable humidity levels, affecting yield and quality
An energy-efficient ventilation solution is required to balance fresh air supply, moisture removal, and thermal stability.
Working Principle of the Air-to-Air Heat Exchanger
The air-to-air heat exchanger enables energy transfer between exhaust air and incoming fresh air without air mixing:
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Warm, humid air is extracted from the mushroom room
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Exhaust air and outdoor fresh air pass through the heat exchanger core
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Thermal energy is transferred through the heat exchange surfaces
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The two air streams remain completely separated, preventing contamination
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Preheated or precooled fresh air enters the growing room with reduced thermal and moisture load
This process allows ventilation, temperature regulation, and dehumidification to operate simultaneously.
Temperature Control and Dehumidification Performance
Temperature Regulation
During winter operation, heat from the exhaust air is recovered to preheat incoming fresh air, significantly reducing heating demand.
During summer operation, incoming air is precooled, lowering the cooling load of the system.
Moisture Removal
Continuous exhaust of high-humidity air effectively reduces indoor moisture levels while maintaining stable room temperature, preventing excessive condensation and environmental stress on mushroom growth.
Technical Advantages
Designed for high-humidity operating conditions
Heat exchange cores available in aluminum foil or stainless steel materials
Complete air separation eliminates cross-contamination and odor backflow
Compact structure, easy integration with fresh air handling units
Stable operation with low maintenance requirements
Typical Applications
Suitable for various mushroom cultivation environments, including:
Oyster mushroom, shiitake, enoki, and king oyster mushroom growing rooms
Industrial-scale mushroom production facilities
Incubation rooms and fruiting rooms
High-humidity environments requiring continuous ventilation
System Benefits
By integrating an air-to-air heat exchanger into the mushroom room fresh air system, operators can achieve:
Stable temperature and humidity control
Reduced energy consumption for heating and cooling
Improved indoor air quality and healthier mushroom growth
Lower operating costs and higher production efficiency
Energy-saving and modernized mushroom cultivation facilities
Conclusion
The air-to-air heat exchanger provides a practical and energy-efficient solution for mushroom growing rooms by combining ventilation, temperature regulation, and dehumidification in a single system. It ensures a stable growing environment while significantly reducing energy consumption, making it an ideal choice for modern mushroom cultivation operations.
Potatoes came to China in the late 16th century, during the Ming dynasty (1368–1644) — around the 1570s to 1590s.
Here’s the background and timeline:
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Origin and Global Spread
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The potato (Solanum tuberosum) originated in the Andes Mountains of South America (modern Peru and Bolivia).
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After the Spanish conquest of the Americas in the 1500s, potatoes were brought to Europe and then spread along global trade routes.
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Arrival in China (Late Ming dynasty)
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Potatoes reached China through two main routes:
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Overland route via Central Asia, entering through Xinjiang and Gansu.
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Maritime route through Southeast Asia, possibly via Portuguese traders who brought them to Fujian or Guangdong ports.
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Historical sources suggest that potatoes began to be cultivated in China by the end of the 16th century, alongside other New World crops like maize (corn) and sweet potatoes.
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18th–19th Centuries – Qing dynasty (Widespread Adoption)
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By the Qing dynasty, potatoes had spread widely to northern and western regions such as Sichuan, Yunnan, Shanxi, and Gansu.
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Because they grew well in poor soils and cold climates, they became a staple crop, especially in mountainous and arid areas.
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Modern Times
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Today, China is the world’s largest producer of potatoes, growing them for food, starch, and export.
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The crop plays a major role in food security and rural agriculture, particularly in the north and southwest.
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Buddhism came to China in the 1st century CE, during the Han dynasty (206 BCE – 220 CE) — making it the earliest of the three major foreign religions (before Christianity and Islam) to take root in China.
Here’s a clear timeline of how it spread and developed:
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1st Century CE – Han Dynasty (Introduction)
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Buddhism likely entered China around 67 CE, when Emperor Ming of Han is said to have dreamed of a golden figure (believed to be the Buddha).
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He sent envoys westward, who returned with two Indian monks carrying Buddhist scriptures and statues.
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The monks settled in Luoyang, where they built the White Horse Temple (Báimǎ Sì, 白马寺) — considered the first Buddhist temple in China.
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2nd–6th Centuries – Early Growth (Three Kingdoms to Northern & Southern Dynasties)
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Buddhist ideas spread along the Silk Road, entering China through Central Asian kingdoms.
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Translations of Buddhist scriptures into Chinese began on a large scale.
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During the Northern Wei dynasty (386–534), Buddhism received imperial support and large cave temples were built, such as Yungang and Longmen Grottoes.
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6th–9th Centuries – Tang Dynasty (Golden Age)
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Buddhism flourished under the Tang dynasty (618–907) and became deeply integrated into Chinese philosophy and art.
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Major schools like Chan (Zen), Tiantai, and Huayan developed.
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The monk Xuanzang famously traveled to India (629–645 CE) to collect original scriptures, inspiring the classic novel Journey to the West.
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10th–14th Centuries – Song and Yuan Dynasties (Institutional Stability)
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Buddhism coexisted with Confucianism and Daoism, influencing literature and philosophy.
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The Chan (Zen) school became especially influential and later spread to Japan and Korea.
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15th Century Onward – Ming and Qing Dynasties (Cultural Integration)
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Buddhism became a familiar part of Chinese culture, with monasteries throughout the country.
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It blended with popular beliefs and folk religion, creating uniquely Chinese traditions.
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Modern Period (20th–21st Centuries)
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Despite historical disruptions, Buddhism remains one of China’s major living religions, with millions of practitioners and a strong revival of interest since the 1980s.
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Islam came to China in the 7th century, around the same time as Christianity — during the Tang dynasty (618–907 CE) — but it took root much more deeply and continuously.
Here’s a concise timeline of Islam’s arrival and development in China:
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7th Century – Tang Dynasty (First Arrival)
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According to both Chinese and Arab historical records, Islam was introduced to China around 651 CE, when the third caliph Uthman ibn Affan sent an embassy to Emperor Gaozong of Tang.
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Early Muslim traders, diplomats, and sailors from Arabia and Persia arrived through the Silk Road and maritime trade routes to cities like Guangzhou, Quanzhou, and Chang’an.
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These Muslims settled, intermarried with locals, and formed the roots of the Hui ethnic group.
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8th–13th Centuries – Song and Yuan Dynasties (Growth and Integration)
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During the Song dynasty (960–1279), Muslim merchants were active in port cities, contributing to foreign trade and technology exchange.
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Under the Yuan dynasty (1271–1368), founded by the Mongols, many Muslims from Central Asia served as administrators, engineers, and scientists. The Yuan rulers called them “Huihui”, a term that eventually evolved into “Hui”, referring to Chinese Muslims today.
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14th–17th Centuries – Ming Dynasty (Sinicization)
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During the Ming dynasty, Muslims gradually adopted Chinese culture and language while maintaining their faith.
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Prominent figures like Zheng He, the famous Muslim admiral and explorer, led maritime expeditions across Asia and Africa between 1405–1433, representing both China and its Muslim community.
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17th–19th Centuries – Qing Dynasty (Consolidation and Conflict)
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Islam remained widespread in regions like Yunnan, Gansu, and Xinjiang, though there were occasional tensions and uprisings due to ethnic and political factors.
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Despite this, Islam became deeply rooted across northwestern and southwestern China.
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20th–21st Centuries – Modern Period
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After 1949, Islam continued to be practiced under the Chinese Islamic Association, with official recognition as one of China’s five major religions.
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Today, China’s Muslim population is estimated at around 20–30 million, primarily among Hui, Uyghur, Kazakh, Dongxiang, and Salar ethnic groups.
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Customer feedback
Resolve all issues related to heat exchange and fresh air for customers
This is a proactive and efficient team that can quickly handle my product requirements, from design to production
They can help customers make full use of exhaust gas and excess heat energy, reduce production costs, and improve energy efficiency.
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