Four-legged couplet of famous calligrapher Han Ningning

Shanglian; A piece of chalk is clean, a three-foot platform is sunny and rainy all year round, and there will be a good way to teach it.

Downward; Ten volumes of poetry, nine chapters, eight articles and seven latitudes of geography, plus six arts, five reds, four books, three words, two elegance and one heart, tirelessly teach, do their best to cultivate talents and make China prosperous.