Method for manufacturing or machining a product (P) by means of a production system (PS), wherein a) differently detailed, digital structural statements (SA) about a structure of the product or of a precursor and digital machining statements (BA) about a machining process for the product or for the precursor are read in, b) the structural statements (SA) are checked to determine whether a respective structural statement is provided with further detail by a respective other structural statement, c) multiple machining sequences (BS1, BS2) for the product are generated from the structural statements (SA) and machining statements (BA) such that a structural statement (ZSA1) comprising a first machining sequence (BS1) is provided with further detail by a structural statement (ZSA2) comprising a second machining sequence (BS2), d) the first machining sequence (BS1) is transmitted to a first planning module (PL1) and the second machining sequence (BS2) is transmitted to a second planning module (PL2), e) the first planning module (PL1) uses the first machining sequence (BS1) to generate a first action sequence (AS1) as a first planning result, the second planning module (PL2) uses the second machining sequence (BS2), and takes into consideration the first action sequence (AS1), to generate a second action sequence (AS2) as a second planning result, wherein the first action sequence (AS1) is refined by the second planning module (PL2) when generating the second action sequence (AS2), f) the action sequence (AS2) generated by the second planning module (PL2) is used to generate and output control signals (CS) for controlling the production system (PS). a) differently detailed, digital structural statements (SA) about a structure of the product or of a precursor and digital machining statements (BA) about a machining process for the product or for the precursor are read in, b) the structural statements (SA) are checked to determine whether a respective structural statement is provided with further detail by a respective other structural statement, c) multiple machining sequences (BS1, BS2) for the product are generated from the structural statements (SA) and machining statements (BA) such that a structural statement (ZSA1) comprising a first machining sequence (BS1) is provided with further detail by a structural statement (ZSA2) comprising a second machining sequence (BS2), d) the first machining sequence (BS1) is transmitted to a first planning module (PL1) and the second machining sequence (BS2) is transmitted to a second planning module (PL2), e) the first planning module (PL1) uses the first machining sequence (BS1) to generate a first action sequence (AS1) as a first planning result, the second planning module (PL2) uses the second machining sequence (BS2), and takes into consideration the first action sequence (AS1), to generate a second action sequence (AS2) as a second planning result, wherein the first action sequence (AS1) is refined by the second planning module (PL2) when generating the second action sequence (AS2), the second planning module (PL2) uses the second machining sequence (BS2), and takes into consideration the first action sequence (AS1), to generate a second action sequence (AS2) as a second planning result, wherein the first action sequence (AS1) is refined by the second planning module (PL2) when generating the second action sequence (AS2), f) the action sequence (AS2) generated by the second planning module (PL2) is used to generate and output control signals (CS) for controlling the production system (PS). <EOS>