High-end product concept render for a co-branded skincare gift set: Pechoin 百雀羚 × Liangzhu Culture 良渚文化. Main concept: “五千年玉礼，百年草本”. Design 01: Jade Ritual Box. Show an open premium rectangular gift box in three-quarter front view, clearly showing the outer gift box, inner tray, and three skincare items: a serum bottle, a face cream jar, and a small essence ampoule. Box shape inspired by Liangzhu jade cong and jade bi: pale celadon jade green, ivory, warm gold accents, subtle incised Liangzhu geometric cloud/bird/altar motifs, elegant herbal botanical details for Pechoin. Materials: matte jade-textured paper, translucent jade acrylic inlays, brushed gold edges. Products stand upright and are easy to identify inside the open box. Luxury museum cultural creative product, clean studio lighting, realistic product photography, no ecommerce banner, no sale text, no price, no extra props blocking the box, minimal readable text only as simple brand placeholder if necessary.