Group 1 - The core event of the news is the celebration of the traditional Qixi Festival, which coincides with the first Qixi after the implementation of "national marriage registration" in China, leading to a peak in marriage registrations at scenic and cultural landmarks [1] - Various regions are adopting measures such as appointment-based registrations and collective weddings to meet the demand of couples, promoting new wedding customs [1] - In Qingdao, a series of ten themed wedding products have been launched, covering areas such as wedding photography, honeymoon travel, and wedding services, aimed at providing diverse options for couples globally [4] Group 2 - In Shandong Qingdao, a week-long event titled "Sea Oath Mountain Agreement Romantic Qingdao" was initiated to cater to the registration needs of couples from across the country, featuring multiple collective weddings [5] - In Nanjing, the marriage registration office at Xuanwu Lake Park became a romantic spot for couples, with over 300 pairs making appointments on Qixi, and special activities were organized for them [7] - Yunnan province utilized its 114 "park-style" marriage registration points to offer various themed collective weddings, attracting many couples to participate [10] Group 3 - In Lushui City, a collective wedding ceremony was held at a park-style registration point, featuring traditional songs and ten pairs of newlyweds dressed in ethnic costumes [10] - In Baoshan's Longyang District, 48 couples participated in a collective wedding at a national wetland park, dressed in traditional Chinese attire [12] - A lively "water wedding" took place at the Puzhehei scenic area in Chuxiong, featuring unique elements like "picking up the bride under the lotus" [14] - In Yao County, special interactive elements such as ring exchanges and collective signatures were incorporated into the collective wedding experience [17]

Group 1 - The article highlights the peak of marriage registrations during the traditional Qixi Festival, marking the first celebration since the implementation of nationwide marriage registration services in China [1] - Various regions are accommodating the demand for marriage registrations through appointment systems and collective wedding events, promoting new wedding customs [1] - In Qingdao, a seven-day event titled "Sea Oath Mountain Agreement Romantic Qingdao" has been launched, featuring multiple collective weddings and sharing of life experiences by couples married for 50 years [1][2] Group 2 - Qingdao has introduced ten series of wedding-themed products, including wedding photography, honeymoon travel, and wedding services, aiming to provide diverse options for couples globally [3] - In Nanjing, the marriage registration office at Xuanwu Lake Park has become a popular spot, with over 300 couples making appointments on Qixi Festival [3] - Nanjing's marriage registration office has organized special activities for newlyweds, including signing in at Xuanwu Gate, creating wedding fans, and free boat rides to enjoy the scenic beauty of Xuanwu Lake [3]