A folding chair (1, 1a, 1b, 1c, 1d, 1e, 1f, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1v) which can have an unfolded state and a folded state, comprising: a seat (10, 10b, 10d, 10e, 10f, 10n, 10v) comprising a front end (11, 11b, 11f), a rear end (12, 12f), at least one guiding portion (13, 13d, 13f), and a top surface (16, 16f); a back (30, 30b, 30c, 30d, 30e, 30f, 30t, 30i, 30j, 30m) pivotally coupled to the seat (10, 10b, 10d, 10e, 10f, 10n, 10v); an interlinking device (20, 20b, 20e, 20f) comprising at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v), wherein the at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v) is movably coupled to the at least one guiding portion (13, 13d, 13f); a front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) separated and independent from the back (30, 30b, 30c, 30d, 30e, 30f, 30t, 30i, 30j, 30m), wherein the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) is pivotally coupled to the at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v), such that when the folding chair (1, 1a, 1b, 1c, 1d, 1e, 1f, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1v) transitions between the unfolded state and the folded state, the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) is driven by the interlinking device (20, 20b, 20e, 20f); a rear leg (40, 40a, 40b, 40c, 40e, 40f) coupled to the seat (10, 10b, 10d, 10e, 10f, 10n, 10v) and the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n); whereby, when the interlinking device (20, 20b, 20e, 20f) is actuated, the folding chair (1, 1a, 1b, 1c, 1d, 1e, 1f, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1v) is able to transition between the unfolded state and the folded state. a seat (10, 10b, 10d, 10e, 10f, 10n, 10v) comprising a front end (11, 11b, 11f), a rear end (12, 12f), at least one guiding portion (13, 13d, 13f), and a top surface (16, 16f); a back (30, 30b, 30c, 30d, 30e, 30f, 30t, 30i, 30j, 30m) pivotally coupled to the seat (10, 10b, 10d, 10e, 10f, 10n, 10v); an interlinking device (20, 20b, 20e, 20f) comprising at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v), wherein the at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v) is movably coupled to the at least one guiding portion (13, 13d, 13f); a front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) separated and independent from the back (30, 30b, 30c, 30d, 30e, 30f, 30t, 30i, 30j, 30m), wherein the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) is pivotally coupled to the at least one actuating member (21, 21d, 21e, 21f, 21f', 21j, 21t, 21g, 21h, 21m, 21p, 21v), such that when the folding chair (1, 1a, 1b, 1c, 1d, 1e, 1f, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1v) transitions between the unfolded state and the folded state, the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n) is driven by the interlinking device (20, 20b, 20e, 20f); a rear leg (40, 40a, 40b, 40c, 40e, 40f) coupled to the seat (10, 10b, 10d, 10e, 10f, 10n, 10v) and the front leg (50, 50a, 50b, 50c, 50e, 50f, 50n); whereby, when the interlinking device (20, 20b, 20e, 20f) is actuated, the folding chair (1, 1a, 1b, 1c, 1d, 1e, 1f, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1v) is able to transition between the unfolded state and the folded state.