At the end of 2008, Shanghai Ocean authorized Zhuhai office to develop and manufacture direct current air conditioning so as to meet the needs of market. After the general design of this A/C being acknowledged by technical team in November 2008, another two team members spent 2 months to confirm parameters of direct current air conditioning’s main components and suppliers. On 20th March, our first direct current A/C (OC-3.5Z) has been trial-produced successfully.
This direct current A/C is characterized by: high compact with low weight, low power consumption and low noise, both DC and AC power sources are available, based on microcomputer system, applying environment-friendly R134A refrigerant, and full range of configuration.
The OC-3.5Z A/C welcomed its debut in the CIBS2009. With the excellent cooling effect and extremely low-noise, it easily won the compliments among visitors. 
