Zheng Zheng

Basic Profile

Zheng Zheng (正正, #834) is a female giant panda born on July 11, 2012, at the Bifengxia Base (碧峰峡基地) of the China Conservation and Research Center for the Giant Panda. She is known for her distinctive fluffy facial fur, which has earned her the affectionate nickname "Zheng Bao" (蒸包, "Steamed Buns") among fans.

Naming Origin

Zheng Zheng was named following her adoption by Zhejiang Zhenghui Lighting Engineering Co., Ltd. (浙江正辉照明工程有限公司), with the company name "正辉" sharing the character "正" used in her name.

Family & Lineage

Parentage

• Father: Lu Lu (芦芦) — Male giant panda
• Mother: Xi Mei (喜妹) — Female giant panda

Siblings

Zheng Zheng shares the same parents with:

• Hui Hui (辉辉) — Younger twin sister

Half-siblings from same mother, different fathers:

• Yin Ke (银柯) — Elder brother
• Tao Tao (淘淘) — Elder brother
• Hui Hui (回回) — Elder brother
• Si Jia (思嘉) — Elder sister
• Hao Yue (皓月) — Younger brother
• Ba Xi (八喜) — Younger brother
• Xi Le (喜乐) — Younger sister
• Xi Yue (喜悦) — Younger sister

Offspring

Zheng Zheng has successfully raised four litters of cubs:

Name	Birth Date	Gender	Father	Notes
Zheng Zi (正仔)	August 21, 2019	Female	—	Studbook #1211
Ba Zai (八仔)	July 16, 2021	Male	Qi Zai (七仔, #802)	Studbook #1260
Zheng Zheng 2023 Large Cub	August 9, 2023	Male	—	Twin
Zheng Zheng 2023 Small Cub	August 9, 2023	Male	—	Twin

Notable Achievements

Twin Birth in 2023

On August 9, 2023, Zheng Zheng gave birth to male twin cubs at the Qinling Giant Panda Research Center. This made her a mother of four litters total. Both cubs were reported to be in good health after the birth.

Mother of Ba Zai

Zheng Zheng is the mother of Ba Zai (八仔, #1260), the son of Qi Zai (七仔), the world's only captive brown-and-white giant panda. This pairing demonstrated successful breeding between the Qinling subspecies and the brown panda lineage.

Relocation History

Date	Location
July 11, 2012	Born at Bifengxia Base
February 1, 2013	Adopted for life by Zhejiang Zhenghui Lighting Engineering Co., Ltd.
November 20, 2014	Transferred to Wolong Shenshuping Base (中华大熊猫苑)
September 29, 2015	Transferred to Ningbo Youngor Zoo with Jia Jia (嘉嘉)
April 16, 2018	Returned to Chengdu, Sichuan for breeding program
April 2020	Transferred to Shaanxi Rare Wildlife Rescue & Breeding Research Center for breeding exchange
August 9, 2023	Gave birth to twin male cubs at Qinling Giant Panda Research Center

Physical Characteristics

Zheng Zheng is distinguished by her fluffy facial fur, which gives her a rounder, softer appearance compared to other pandas. This physical trait is the origin of her nickname "Zheng Bao" (蒸包, "Steamed Buns").

Conservation Significance

As a productive breeding female in the giant panda conservation program, Zheng Zheng contributes to:

1. Genetic diversity — Through successful breeding with multiple partners
2. Species survival — Having produced multiple offspring that will contribute to the captive population
3. Research value — Her breeding history provides data on giant panda reproduction

Sources & References

• China Conservation and Research Center for the Giant Panda official records
• Zhejiang Zhenghui Lighting Engineering Co., Ltd. adoption documentation (February 2013)
• Qinling Giant Panda Research Center breeding records
• 2023 twin birth documentation