The Hermite-Hadamard inequalities are common research topics explored in different dimensions. For any interval $[{\mathrm{b}}_0,{\mathrm{b}}_1]\subset \mathrm{\Re }$, we construct the idea of the Hermite-Hadamard inequality, its different kinds, and its generalization in symmetric quantum calculus at ${\mathrm{b}}_0\in [{\mathrm{b}}_0,{\mathrm{b}}_1]\subset \mathrm{\Re }$. We also construct parallel results for the Hermite-Hadamard inequality, its different types, and its generalization on other end point ${\mathrm{b}}_1$, and provide some examples as well. Some justification with graphical analysis is provided as well. Finally, with the assistance of these outcomes, we give a midpoint type inequality and some of its approximations for convex functions in symmetric quantum calculus.