Hon Hai Precision Industry Co., Ltd.

Hong-Fu Jin Precision Industry (Shenzhen) Co., Ltd.

Vertiv Tech Co., Ltd.

Jie Guo

Chang Liu

Yue Zhang

Chih-San Chiang

Shang-Hui Pi

Hai-Sheng Li

Xiuling Li

Sheng He

An air conditioning unit includes: a first refrigeration system including a first evaporator, a first compressor, a first condenser, a first one-way valve, and a first throttling element connected in sequence in a loop as well as a second one-way valve connected in parallel with the first compressor, and a first fluorine pump connected in parallel with the first one-way valve; and a second refrigeration system including a second evaporator, a second compressor, a second condenser, a third one-way valve, and a second throttling element connected in sequence in a loop as well as a fourth one-way valve connected in parallel with the second compressor, and a second fluorine pump connected in parallel with the third one-way valve, where the first evaporator and the second evaporator are arranged front and rear in sequence along a return air cooling duct.

Air conditioning unit for an accurate control of supply air temperature, and operation control method and operation control device for air conditioning unit

An electronic reader includes a storage unit configured for storing files and a processor. The processor includes a file display control module, a first file creating module and a second file creating module. The file display control module is configured for obtaining and displaying the files opened by user input. The first file creating module is configured for creating temporary files recording the comments and the amended sections of the opened files in response to user input. Each of the temporary files corresponds to one of the opened files. The second file creating module is configured for combining contents of the temporary files into a file. The contents of the temporary files are arranged in the file according to a predetermined rule if the formats of the temporary files are the same.

Electronic reader capable of recording comments and amendments and method thereof

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Shenzhen, China

Jie Guo