A manufacturing system for the manufacture of a wind turbine blade, the system comprising: a first frame body comprising a lower frame part and an upper frame part, the upper frame part being detachably fastened on top of at least part of the lower frame part of the first frame body, a first mould body supported by the first frame body, the first mould body comprising a first moulding surface defining an outer part of a first wind turbine blade shell part, the first mould body comprising a main mould part and a releasable tip mould part, wherein the releasable tip mould part is supported by the upper frame part of the first frame body, and one or more turning devices for turning the first frame body, wherein the one or more turning devices are fastened to the lower frame part of the first frame body, the system further comprising: a second frame body comprising a lower frame part and an upper frame part, the upper frame part being detachably fastened on top of at least part of the lower frame part of the second frame body, a second mould body supported by the second frame body, the second mould body comprising a second moulding surface defining an outer part of a second wind turbine blade shell part, the second mould body comprising a main mould part and a releasable tip mould part, wherein the releasable tip mould part is supported by the upper frame part of the second frame body, and wherein the one or more turning devices are arranged for turning the first frame body relative to the second frame body, wherein the lower frame part of the second frame body is fastened to a ground surface, wherein each frame body comprises fastening elements for detachably fastening the upper frame part to the respective lower frame part, and wherein the position of the fastening elements on the lower frame part is variable in the length direction and/or in the width direction of the lower frame part. a first frame body comprising a lower frame part and an upper frame part, the upper frame part being detachably fastened on top of at least part of the lower frame part of the first frame body, a first mould body supported by the first frame body, the first mould body comprising a first moulding surface defining an outer part of a first wind turbine blade shell part, the first mould body comprising a main mould part and a releasable tip mould part, wherein the releasable tip mould part is supported by the upper frame part of the first frame body, and one or more turning devices for turning the first frame body, wherein the one or more turning devices are fastened to the lower frame part of the first frame body, the system further comprising: a second frame body comprising a lower frame part and an upper frame part, the upper frame part being detachably fastened on top of at least part of the lower frame part of the second frame body, a second mould body supported by the second frame body, the second mould body comprising a second moulding surface defining an outer part of a second wind turbine blade shell part, the second mould body comprising a main mould part and a releasable tip mould part, wherein the releasable tip mould part is supported by the upper frame part of the second frame body, and wherein the one or more turning devices are arranged for turning the first frame body relative to the second frame body, wherein the lower frame part of the second frame body is fastened to a ground surface, wherein each frame body comprises fastening elements for detachably fastening the upper frame part to the respective lower frame part, and wherein the position of the fastening elements on the lower frame part is variable in the length direction and/or in the width direction of the lower frame part. a second frame body comprising a lower frame part and an upper frame part, the upper frame part being detachably fastened on top of at least part of the lower frame part of the second frame body, a second mould body supported by the second frame body, the second mould body comprising a second moulding surface defining an outer part of a second wind turbine blade shell part, the second mould body comprising a main mould part and a releasable tip mould part, wherein the releasable tip mould part is supported by the upper frame part of the second frame body, and wherein the one or more turning devices are arranged for turning the first frame body relative to the second frame body, wherein the lower frame part of the second frame body is fastened to a ground surface,