Liu, XS 2014, 'Upward entrance filling with hydraulic fills inside geotextile bags', in Y Potvin & T Grice (eds), Mine Fill 2014: Proceedings of the Eleventh International Symposium on Mining with Backfill, Australian Centre for Geomechanics, Perth, pp. 467-472, https://doi.org/10.36487/ACG_rep/1404_37_Liu (https://papers.acg.uwa.edu.au/p/1404_37_Liu/) Abstract: The concept of stope layout and stoping method for a mining operation using hydraulically placed fill inside geotextile bags is described in this paper. The interaction between production blasting and support filling is detailed. A technical-economic comparison of this method with conventional methods for this type of mining was made to assess its potential advantages and its applicability.