The Chinese name 中水平壶 can be read literally as “middle/medium horizontal teapot,” but the exact canonical teapot form it denotes is not widely recognized in standard nomenclature, so the identification is ambiguous. Given that, here is a cautious, general product description and context.

Brief history (general, safe):
Chinese teapots evolved over centuries from practical vessels into highly refined art objects. Small, well-proportioned teapots became especially prominent from the late Ming into the Qing dynasty with the rise of loose‑leaf brewing and the gongfu tea ritual. Regional workshops—most famously Yixing in Jiangsu—produced many named shapes, each emphasizing balance, spout-and-lid fit, and harmonious proportions. Craftsmen often named forms by size, profile, or resemblance to everyday objects, so names combining size (中, “medium”) and spatial descriptors (水平, “horizontal/level”) are plausible even when not standardized.

Short note about the shape:
If 中水平壶 implies a “medium horizontal” profile, expect a moderate-capacity teapot with a low, flattened silhouette: a broad, gently curving body, relatively short spout and handle set to maintain a horizontal visual plane, and a lid that sits flush with the shoulder. Such a shape favors quick heat exchange and a concentrated leaf-to-water ratio suitable for multiple short infusions. If you can share a photograph, I can give a more specific identification and a tailored description.
Wood-fired handmade Yixing teapot made from Duanni clay sourced from the original Huanglongshan mine. Xu Shun Wei.