Core Viewpoint - The traditional breeding methods for jujube trees are inefficient and face multiple challenges, prompting the need for modern biotechnological solutions to enhance breeding efficiency and variety [1][2]. Group 1: Traditional Breeding Challenges - Traditional jujube breeding relies on natural reproduction, which is time-consuming and uncertain, leading to a lack of genetic diversity and reliance on a few dominant varieties [1][2]. - The limitations of traditional breeding include low mutation rates and difficulties in identifying successful parent combinations due to self-incompatibility issues [2][3]. - The industry faces significant challenges such as jujube disease, poor storage, and the need for improved varieties to meet market demands [2][3]. Group 2: Modern Biotechnological Solutions - Modern biotechnologies like molecular marker-assisted selection and genomics offer efficient and targeted approaches to jujube breeding, potentially revolutionizing the industry [1][2]. - A milestone achievement was the establishment of a molecular marker-assisted breeding system, which created unique "genetic fingerprints" for 947 jujube varieties, aiding in parentage analysis and variety authentication [3][4]. - Polyploid breeding has also shown promise, with successful development of new jujube varieties that exhibit enhanced fruit size and growth vigor [3][4]. Group 3: Successful New Varieties - The "Jing Cang No. 1" variety has been widely promoted and is characterized by its unique appearance and balanced taste, resulting from a combination of traditional and modern breeding techniques [5][6]. - "Zhong Jujube No. 1" has demonstrated strong resilience and high yield, developed through extensive trials and molecular marker technologies [6][7]. - The identification of key traits and genetic markers has enabled the development of varieties that do not require costly cultivation practices, thus reducing production costs [6][7]. Group 4: Future Directions - The integration of biotechnology and information technology is expected to lead jujube breeding into a new "smart design" phase, utilizing big data and AI for predictive and customized breeding [8]. - Future breeding goals will focus on not only high yield and quality but also on varieties that are resilient to climate change and enriched with specific health-promoting compounds [8]. - The modernization of the jujube industry through biotechnological advancements is anticipated to enhance product diversity and market appeal, ultimately benefiting consumers [8].