Supervisor: Xinhua Newspaper Group

Organizer: Xinhua Newspaper Group

Editing and Publishing: Animation? Quwei mathematics editorial department

Unified domestic serial number: cn32-1756/j.

Postal code: 28-35 1

Advertising Business LicenseNo.: Su Gong Shang Guang Zi 834776669-4

Release date: every month 1.

Editorial office address: Interest Mathematics Editorial Office, Block A, Floor 7, Block B, Xindadu Plaza, No.85 Changfu Street, Nanjing.

Postal code: 2 10002

Tel: 025-84293 10 1.

Fax: 025-84293449

E-mail :xqywsx@yahoo.com.cn

Pricing: 5.50 yuan

Pricing 66 yuan throughout the year

If you don't understand anything, please feel free to contact me and call the editorial department to find Xiaoyao. Thank you.