From this week, people who do not wait for the 'green man' signal to cross at intersections will receive on-the-spot fines of 10 yuan ($1.60).
Environmental issues such as poor air quality and water pollution have turned away inbound tourists during the first quarter of the year.
Guangzhou is expected to become the third Chinese city to allow foreign visitors to transit for 72 hours without a visa, according to China Southern Airlines.
The avian flu outbreak has caused consternation and while some believe the TCM herb banlangen can prevent and treat the disease, experts are counseling a more cautious approach.
Two patients from East China's Anhui and Jiangsu provinces who were confirmed as H7N9 cases days ago died of the avian influenza on Tuesday afternoon.
China and Arab countries should cooperate more in disease prevention and control, traditional medicine, medical education and vaccine production, said a joint statement on Tuesday.
If one thing is clear after Bill Gates' recent engagements in China, it is the Microsoft founder and philanthropist's belief in the importance of innovation in improving society.
Beijing has vowed to regulate 75 unofficial landfills by the end of this year and another 100 next year, while bringing 250 landfills into line by the end of 2015.
Carcinogenic substances have been found in samples of cars parts, according to a study by an auto website and State broadcaster China Central Television.
Public health experts are working closely with doctors to detect early and mild H7N9 cases at hospitals, said Feng Zijian, director of the health emergency center.
A 10-yuan ($1.60) herbal remedy, indigowoad roots, or banlangen, has been selling out in stores across Shanghai and Jiangsu, Zhejiang and Anhui provinces.
Six former senior executives of an airline based in Shenzhen, in South China's Guangdong province, appeared in a Beijing court on Tuesday to face charges that they embezzled billions of yuan.