求翻译：9月21日宁波申洲置业公司使用我司湾流V飞机执行宁波-广州-宁波飞行计划，价格431400元。客户有意向长期使用我司飞机，特给予此次飞行11400元优惠，优惠后价格420000万。是什么意思？

Ningbo Shenzhou Properties September 21 I Secretary Gulfstream v aircraft to perform the the Ningbo - Guangzhou - Ningbo flight plan, the price of 431,400 yuan. Customers are interested in long-term use of aircraft Division I, particularly given the flight of 11,400 yuan discount, price concessions

On 21 September, Ningbo to Chau-industry company with my secretary Gulf Stream V aircraft to perform Ningbo - Guangzhou - Ningbo flight plans, price $431,400 . Customers who wish to provide long-term use of my division aircraft, the $11,400 given to the flight, after discount price 4.2 billion.

On September 21 Ningbo Shen Zhouzhi the industry company uses me to take charge of the gulf stream V airplane to carry out the Ningbo - Guangzhou - Ningbo flight plan, the price 431400 Yuan.The customer mean to uses me to take charge of the airplane for a long time, especially gives this time flies

September 21, Ningbo Shen Zhou real estate company using our implementation of Ningbo-Ningbo, Guangzhou-Gulfstream v aircraft flight plan, price 431,400 Yuan. Customers are interested in the long term by our aircraft, giving the flight 11,400 prices, discount price after 4.2 billion.

正在翻译，请等待...