"When I leave the apartment, I will always remember to turn off the gas," said Xu Chaohui in a serious voice.
Stoyan Atsarov from Bulgaria was delighted after signing a cooperation agreement with a business partner in Yiwu, Zhejiang province, where his company plans to build its first factory in China. The Bulgarian company will produce rose-oil candy for Chinese costumers.
Chinese and European senior officials urged further cooperation through the Sino-Euro railway on Wednesday.
Sitting on the south bank of the Jialingjiang River, the ancient buildings of Hongyadong - famous for its resemblance to the bathhouse in the Oscar-winning animation Spirited Away - are a must-see landmark in Chongqing.
Zhang Ke moved to Chongqing a year ago, after spending two years in Beijing.
Chongqing is one of more than 20 provincial areas or cities across China that have devised plans to explore the general aviation industry.
Chongqing Liangjiang New Area, an emerging hot investment destination in interior China, is aiming to maintain 20 percent annual GDP growth over the next eight years to drive development of the country's vast underdeveloped western region.
A four-story villa in Southwest China's Chongqing municipality was rebuilt as a luxury postnatal care center, with four suites for women to recover after giving birth. Amenities include heated toilets and Jacuzzis, and it costs up to 100,000 yuan ($16,550) for a one-month stay.
On July 30, a total of 31 reporters from national and local media set off on a journey to Europe by car, travelling 15000 km along the route of the Yuxin'ou International Railway.
John Edwards, the UK trade commissioner for China, praised Chongqing over its rise as a burgeoning center in intelligent manufacturing.